Lord Siva consumed the deadly poison (Ala Visham) , thus giving rise to the name Alangudi to this sthalam and the Lord came to be called as Aabathsagayar. Lord Ganesa subdued Gajamuhasuran who gave the Devas a horrid time and he thus he is worshipped in this sthalam as 'Kalangaamal kaatha Vinayagar'. Ambal undertook severe penance and married Lord Siva and hence this place is hailed as Thirumana Mangalam. This sthalam is the Parivara sthalam for Madhyarjuna Mahalinga Peruman. This is the fourth amongst the Panchavarunya Sthalas. Vishwamithrar, Thirumal, Brahma, Lakshmi, Garuda, Ashta Thikku Balagas, Ayyanar, Veera Badrar, Mukunda Chakravarthy, Suvasanan, Sundarar have worshipped at this sthala . Lord Siva as a ferryman (boatman) was helped Sundaramurthy Swamigal to cross the river (Vettaru) which was in spate, to reach this sthalam . The boat capsized hitting a rock, on the way. Lord Siva seated on his Rishaba Vahana helped him reach the sthala safely. Sundarar received his Gnana upadesam after his darshanam of Dakshinamurthy at this sthalam .