• Lord Muruga worshiped Lord Shiva here. Hence the name Murugan Poondi. Lord Muruga came to this Shivsthalam and worshiped the Shivlingam to get rid of the brahmahatti dosha caused by killing Soorapadman .
• Agasthyar, Markanteyar, Durvasar worshiped here.
• It is said that Durvasar brought the Madhavi tree (Kurukkatthi tree) here from the world of Karpaka; Hence it is also called Madhavivanam.
• Maharathan, a Pandya king, took a dip in  Shanmukha Tirtha and offered Payasam enriched with cow milk and sugar crystals to Lord Shiva and gave the Prasadam to the brahmins. As a result, he was blessed with twins.
• Sundarar received the rewards given by his friend Cheraman Perumal at Kodungolur and when he was returning to Tiruvarur through this route, the Lord sent the hunters to capture the rewards he had. Lord Sunderar appealed to the Lord of Tirumuruganpoondi by singing the song “Kodugu Venjilai”. Pleased, the Lord again gave those rewards back to Sundarar.
• The temple Sthalapurana has been written by Chettipalayam Vasudeva Mudaliar.

Thirumurai : Padhigams:    Sundarar -    1. கொடுகு வெஞ்சிலை (7.49); Songs :    Appar -       தில்லைச் சிற்றம்பலமுஞ் (6.70.1);                   Sekkizhar  -       ஆரூரர் அவர் தமக்கு (12.37.164,165 & 168) கழறிற்றறிவார் நாயனார் புராணம்,                                          செறிவுண்டு (12.52.7)  முனையடுவார் நாயனார் புராணம், (சுந்தரமூர்த்தி சுவாமிகள் துதி),                                          செற்றார் தம் புரம் எரித்த (12.64.2) அப்பாலும் அடிச்சார்ந்தார் புராணம், (சுந்தரமூர்த்தி சுவாமிகள் துதி).

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• Tempe is situated on the northern bank of the Noyal River.
• Swami and Ambal are west facing shrines; The face of Ambal's Peetha is towards North.
• Entering beyond the sixteen-quarter hall, on the right are forms of hunter and Sundarar (one in a dejected state and the other in a state of rejoicing after getting back the rewards).
• 1 km on the way to Avinasi, 'Koopiduvinayak' who called Sundarar (the place where robbery took place) and showed him the location of the Lord who had diverted the funds. He is on a rock in the distance.
• On the back wall of the sanctum sanctorum is carved a beautiful relief of an elephant holding the Shiva lingam by its trunk.
• Outside the temple there is a black stone lamppost.
• Even today you can see those who wish cure from psychological disorders, trauma, black magic come here and stay and bathe and worship.
• Madhavaneswarar Temple, which was worshiped by the hunter king Maladharan, is located a short distance from the Brahmatandava Natarajar Sannidhi; Nice stone building.
• A big mortor Nandi is placed on top of the front hall of the temple as a novelty anywhere, overlooking the temple.
• Brahmotsavam for 13 days in Masi.
• Inscription: This temple has an inscription of Veerarajendran of Konguch Chola. And Konerinmai Kondan, Kulothunga Chola Deva, Vikrama Chola Deva, whose inscriptions are also there. Apart from these inscriptions there is also an inscription of Veera Nanjayaraya Wodeyar.
• Among the kings mentioned here are Veerarajendran and Kulothunga Choladevan whose inscriptions of the times mention the endowments granted by them for lighting lamps at the temple of Tirumurugan Poondi. The Vikrama Chola inscription mentions the grant of land to maintain a floral garden.