BG 6.22
यं लब्ध्वा चापरं लाभं मन्यते नाधिकं ततः
यस्मिन्स्थितो न दुःखेन गुरुणापि विचाल्यते
yaṃ labdhvā cāparaṃ lābhaṃ manyate nādhikaṃ tataḥ
yasminsthito na duḥkhena guruṇāpi vicālyate
TRANSLATION
Which, having gained, one holds there is no greater gain beyond it; wherein established, one is not moved even by the heaviest sorrow—