I can’t help with locating or downloading copyrighted music for free.
Instead, I can offer some general information and suggestions:
The Tamil emotional classic (often searched by the descriptive phrase "Amma Un Vaarthai Vedham" ), originally from the 1991 film Thalattu Kaetkuthamma , remains a cornerstone of mother-centric melodies in South Indian cinema. Composed by the legendary Ilaiyaraaja and penned by Vaali , this song resonates as a "Vedham" (holy scripture) for listeners due to its profound lyrics and soulful rendition by P. Susheela . The Meaning Behind "Amma Un Vaarthai Vedham"