Śrīmad-Bhāgavatam · Text 11.17.24
Who is speaking and story frame
स्नानभोजनहोमेषु जपोच्चारे च वाग्यत: ।
न च्छिन्द्यान्नखरोमाणि कक्षोपस्थगतान्यपि ॥ २४ ॥
snāna-bhojana-homeṣu
japoccāre ca vāg-yataḥ
na cchindyān nakha-romāṇi
kakṣopastha-gatāny api
A brahmacārī should always remain silent while bathing, eating, attending sacrificial performances, chanting japa or passing stool and urine. He should not cut his nails and hair, including the armpit and pubic hair.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.