Prayers were held on behalf of AIADMK's 'J Jayalalithaa Peravai' forum and was attended by Ministers, MLAs and senior leaders.
About one lakh lamps were lit by the party workers in Murugan and Amman temples in different parts of the state, including Chennai, Madurai, Sivaganga, Nilgiris, Pudukottai, and Krishnagiri.
Lamps were lit in designs resembling 'Om' and 'Amma,' as Jayalalithaa is addressed by supporters, praying for her complete recovery and return home.
Hospital Chairman Pratap C Reddy had last week said the chief minister, who is getting whole body physiotherapy, is undergoing a "normal recuperation after being in bed for several weeks getting treated for illness" and it is she who would decide when to return home.