Arulmigu Dhandayuthapani Swamy Temple

Tradition and available historical accounts place the earliest structure at Palani in the era of the Chera dynasty, roughly the 2nd to 5th centuries CE, when the site is said to have fallen into neglect before a Chera king — traditionally named as Cheraman Perumal — is said to have rediscovered the overgrown idol after receiving guidance in a dream and restored the temple's worship. This founding account blends historical memory with temple tradition and should be understood accordingly.

From around the 10th century, the temple came under the patronage of the Chola dynasty, with inscriptions recording grants and endowments during this period. Pandya-era patronage followed in the 13th and early 14th centuries, with inscriptions recording specific royal gifts, including a grant by Jatavarman Sundara Pandyan I and a village grant made by Maravarman Kulasekara Pandyan I around 1300 CE. The temple continued to receive patronage through the Vijayanagara period (14th–16th centuries), and subsequently came under the regional administration of the Madurai Nayaks, during whose rule the broader Palayakkarar (local chieftain) system was established across the region.

In the 18th century, the area came under the influence of the Kingdom of Mysore before passing, in the later 18th century, into the Madras Presidency under British colonial administration. Following Indian independence in 1947, Palani became part of Madras State and subsequently Tamil Nadu, with the temple placed under the administration of the state's Hindu Religious and Charitable Endowments Department, as remains the case today.

The modern period has seen significant investment in pilgrim infrastructure at the temple: three funicular railway tracks were constructed in the late 20th century to help pilgrims reach the hilltop shrine, and a rope-way (winch) service was added in 2003, initially carrying around 250 people per hour, with capacity substantially upgraded in 2018 to around 1,500 people per hour to meet growing pilgrim demand — reflecting the temple's continued and, if anything, growing importance as one of Tamil Nadu's most visited pilgrimage sites.

According to Hindu mythology, the origin of Palani as one of Murugan's six sacred abodes (Arupadaiveedu) is rooted in a contest between Murugan and his brother Ganesha. As the story is told, the sage Narada presented their parents, Shiva and Parvati, with a divine fruit — the Jnana Pazham, or fruit of wisdom — and it was announced that whichever son could circle the world first would receive it. Murugan set off eagerly on his peacock mount to travel the globe, while Ganesha, reasoning that his parents together embodied the entire universe, simply walked around Shiva and Parvati and was declared the winner for his wisdom.

Local tradition holds that Murugan, feeling that he had been outmanoeuvred, renounced his princely bearing in anger and retreated to the hills of Palani to live as a solitary ascetic, discarding the ornaments and weapons of his usual iconography. When Shiva and Parvati are said to have followed to console their son, they told him that he himself was the true fruit of wisdom — "Pazham Nee" in Tamil — words popularly cited by devotees as the origin of the name Palani, and which the Tamil scholar Kamil Zvelebil has interpreted symbolically as meaning that Murugan is "the fruit of his devotees' devotion."

A second foundational legend concerns Idumban, an attendant of the sage Agastya, said to have been tasked with carrying a pair of sacred hills from the Himalayas to South India using a kavadi — a yoke balanced across the shoulders. Having set the hills down to rest, tradition holds that Idumban was unable to lift one of them again, and on investigating found it occupied by a young ascetic — Murugan himself — whom he challenged and was defeated by in the ensuing contest. Idumban is said to have then become a devoted follower of Murugan, and devotees today commemorate his feat through the kavadi pilgrimage tradition, particularly prominent during the Thaipusam festival.

The temple's association with the Siddha tradition is reflected in the belief that its central image was created by the sage Bogar, one of the eighteen legendary Siddhars of Tamil tradition, who is said to have fashioned the navapashanam idol and to continue his meditation in a cave connected to his shrine within the hill. The 15th-century poet-saint Arunagirinathar's devotional hymns to Murugan, composed in part at Palani, remain central to the temple's living devotional tradition today.

These narratives are recounted here as sacred Hindu mythology and temple tradition central to Palani's religious identity, rather than as historical fact.

The Arulmigu Dhandayuthapani Swamy Temple combines an early Dravidian sanctum with later architectural additions reflecting Pandya and Vijayanagara-period influence, set dramatically atop the Sivagiri hill. The garbhagriha (sanctum sanctorum), housing the main navapashanam idol on a stone pedestal beneath an archway, represents the temple's oldest core structure, while the surrounding covered ambulatory shows the influence of later Pandya-era temple building conventions. Above the sanctum rises a gold-plated vimana, its surface carved with sculptures of Hindu deities.

The temple is organised through a sequence of enclosures. The first inner prakaram houses shrines dedicated to Shiva and Parvati, along with a shrine to the sage Bogar, traditionally said to be connected by a tunnel to a cave within the hill where he continues his meditation according to temple belief. A second precinct contains a shrine to Ganapati as well as the temple's chariot houses, which shelter its ceremonial vehicles, including the temple's celebrated Golden Chariot — reported to be built using over 60 kilograms of silver plated with several kilograms of gold — used to carry the processional (utsava) image of the deity during evening processions. The temple's walls carry extensive inscriptions in Tamil script, recording centuries of royal grants and endowments from the Chola, Pandya, and later periods.

A particularly distinctive aspect of the temple's architecture lies in its approach and access. Traditionally, pilgrims reached the hilltop shrine via stone stairways or a gently sloping pathway historically used for temple elephants. In the modern era, this has been supplemented by three funicular railway tracks, constructed in the late 20th century, and a rope-way (winch) service introduced in 2003 and substantially upgraded in capacity in 2018, reflecting a deliberate architectural and infrastructural adaptation to accommodate very large volumes of pilgrim traffic while preserving the sanctity and character of the original hilltop shrine.

At the foothills of the temple lies the Sarvana Poigai, a sacred tank which devotees traditionally regard as connected to the birth of Murugan, and which forms an important part of the pilgrim's ritual approach to the temple, with many devotees bathing here before undertaking the ascent to the hilltop shrine. Together, the temple's layered architecture — from its ancient sanctum to its modern pilgrim-access infrastructure — reflects both its deep historical roots and its continued, evolving role as one of Tamil Nadu's most heavily visited living temples.