Bhagavad Gita 13.9

असक्तिरनभिष्वङ्ग: पुत्रदारगृहादिषु।
नित्यं च समचित्तत्वमिष्टानिष्टोपपत्तिषु ॥

asaktiranabhiṣvaṅga: putra-dāra-gṛhādiṣu
nityaṃ ca sama-cittatvam-iṣṭāniṣṭopapattiṣu – 9

Safeguarding against delusional clinging to children, wife, household, etc. and the resultant suffering, always being even-minded in favourable and unfavourable turn of events.