Guru Gita
ajñāna-mūlaharaṇaṁ janmakarma-nivārakam | jñānavairāgya-siddhyarthaṁ gurupādodakaṁ pibet || 31 ||
31. For removing the root of ignorance, for ending the cycle of karma, birth, death, etc., and for the attainment of dispassion and knowledge of the Self, one should drink the feet-washed water of the Guru (gurupādodaka).