Shrimad Bhagvad Geeta

sarvopaniShado gAvo dogdhA gopAlanandanaH |
pArtho vatsaH sudhIrbhoktA dugdhaM gItAmR^itaM mahat.h || 3 ||

All upaniShads (sarvaH upaniShadaH) are [like] cows (gAvaH); Lord kR^iShNa,son of the coweherd (gopAla nandanaH), is one who extracts the milk (dogdhA);pArtha is [like] the calf (vatsaH); the milk extracted (dugdhaM) is the great (mahat.h) nectar called gItA (gITAmR^itaM); one who drinks this milk (bhoktA)is indeed a wise man(sudhIH).

vasudevasutaM devaM kaMsa-chANUra-mardanam.h |
devakI-paramAnandaM kR^iShNaM vande jagadgurum.h || 0.4 ||

I worship Sri kR^iShNa, who is the son of vasudeva; who killed kaMsa and chANUra; who is gives great joy to his mother devakI, who is the teacher of the world; and who is the supreme lord.