BG 5.20
न प्रहृष्येत्प्रियं प्राप्य नोद्विजेत्प्राप्य चाप्रियम् ।
स्थिरबुद्धिरसम्मूढो ब्रह्मविद्ब्रह्मणि स्थितः ॥
स्थिरबुद्धिरसम्मूढो ब्रह्मविद्ब्रह्मणि स्थितः ॥
na prahṛṣyet priyaṁ prāpya nodvijet prāpya cāpriyam
sthira-buddhir asammūḍho brahma-vid brahmaṇi sthitaḥ
sthira-buddhir asammūḍho brahma-vid brahmaṇi sthitaḥ
Word-for-word meanings
brahma-vit — the knower of the Absolute; sthitaḥ — who is established; brahmaṇi — in Brahman; sthira-buddhiḥ — whose intelligence is stable; asammūḍhaḥ — [and] who is undeluded; na prahṛṣyet — is neither elated; prāpya — by obtaining; priyam — what is pleasant; na ca udvijet — nor perturbed; prāpya — by obtaining; apriyam — what is unpleasant.
Translation
The knower of the Absolute, who is established in Brahman, whose intelligence is stable and who is undeluded, is neither elated by obtaining what is pleasant nor perturbed by obtaining what is unpleasant.