"Anondoloke Mongaloke" is a renowned Rabindra Sangeet (Song of Rabindranath), a genre of songs written and composed by Rabindranath Tagore. Tagore, a Nobel laureate in Literature, created over 2,000 such songs which form a vital part of Bengali cultural heritage. This particular piece is known for its spiritual and joyous tone, reflecting themes of divine bliss and harmony.