One verse

Srimad Bhagavatam 11.3.24

11.3.24

शौचं तपस्तितिक्षां च मौनं स्वाध्यायमार्जवम् । ब्रह्मचर्यमहिंसां च समत्वं द्वन्द्वसंज्ञयो: ॥ २४ ॥

śaucaṁ tapas titikṣāṁ ca maunaṁ svādhyāyam ārjavam brahmacaryam ahiṁsāṁ ca samatvaṁ dvandva-saṁjñayoḥ

śaucam
cleanliness
tapaḥ
austerity
titikṣām
tolerance
ca
and
maunam
silence
svādhyāyam
study of the Vedas
ārjavam
simplicity
brahmacaryam
celibacy
ahiṁsām
nonviolence
ca
and
samatvam
equanimity
dvandva-saṁjñayoḥ
in situations perceived in terms of duality

To serve the spiritual master the disciple should learn cleanliness, austerity, tolerance, silence, study of Vedic knowledge, simplicity, celibacy, nonviolence, and equanimity in the face of material dualities such as heat and cold, happiness and distress.