Bhagavadgita 2.244

Bhagavadgītābhāṣya (Śāṅkarabhāṣya) 2.244

dhyāyato viṣayān puṃsaḥ saṅgas teṣūpajāyate |
saṅgāt saṃjāyate kāmaḥ kāmāt krodho 'bhijāyate ||