Manusmriti

siva.sh/manusmriti/2/144

य आवृणोत्यवितथं ब्रह्मणा श्रवणावुभौ । स माता स पिता ज्ञेयस्तं न द्रुह्येत् कदा चन ॥ १४४ ॥

sanskrit

That (man) who truthfully fills both his ears with the Veda, (the pupil) shall consider as his father and mother; he must never offend him.

english translation

ya AvRNotyavitathaM brahmaNA zravaNAvubhau | sa mAtA sa pitA jJeyastaM na druhyet kadA cana || 144 ||

hk transliteration by Sanscript