Yoga Sutras of Patanjali · 2.35

अहिंसाप्रतिष्ठायां तत्सन्निधौ वैरत्यागः ॥३५॥

ahiṁsā-pratiṣṭhāyāṁ tat-sannidhau vaira-tyāgaḥ

When ahimsa is firmly established, enmity is abandoned in the presence of the yogi.

— Yoga Sutras of Patanjali 2.35

Source: Sanskrit attributed to Patanjali (c. 2nd century BCE – 4th century CE). Public-domain English readings drawn from Swami Vivekananda's 'Raja Yoga' (1896) and Charles Johnston's 'The Yoga Sutras of Patanjali' (1912).