DUTIES TO FATHER, MOTHER, TEACHER AND GUEST

Let there be no neglect of the duties to the Gods and the fathers. Be one to whom the mother is a God. Be one to whom the father is a God. Be one to whom the teacher is a God. Be one to whom the guest is a God.

Krishna Yajur Veda, Taittiraya Upanishad 1.11.1-2. upr, 537-8