Naidu, in a statement, said it was very unfortunate that such a grave mishap occurred in a temple.
Condoling the deaths, he prayed for the speedy recovery of those injured in the incident and extended sympathies to the bereaved families.
The explosion that occurred today at a store room filled with crackers and pyrotechnic material during festivities at the Puttingal Devi temple at Paravoor near Kollam, has claimed at least 83 lives and left 350 injured.