Bhaktivinod Thakur has written this song “Anga Upanga Astra”. The Official Name for this song is Sri Nagar Kirtana Song 6 (Sri-Nama). This song is taken from the book Gitavali. Bhaktivinoda Thakura describes how Mahaprabhu Chaitanya personally came to this world for the upliftment of all the fallen souls by giving them a very special Hare Krishna mantra. His personal associates accompanied Him in this mission. He is also known as Gopal who is the protector of the cows.
naco-i bhava-murati gora range
gaota kali-yuga-pavana nam
bhrama-i saci-suta nadiya dham
(hare) haraye namah krsna yadavaya namah
gopala govinda rama sri-madhusudana
(1) Lord Gauranga, the personification of ecstatic love of God, dances in the company of His plenary portions, along with the parts and parcels of His plenary portions, with His divine weapons, and with His personal associates.
(2) The son of Mother Saci wanders throughout the abode of Nadiya singing the holy names of Krsna, which are the deliverer of all living beings imprisoned within the age of Kali, as follows:
(3) "O Lord Hari! Obeisances unto Hari, who is Krsna, the best of the Yadus, the herder of the cows, the pleasure of the cows, the supreme enjoyer, and the blessed killer of the demon named Madhu."