Jñāneśvarī (commentary on the Bhagavadgītā) 4.124

4.124

tihīṃ yogāgnikīṃ yajije |
to daivayajñu mhaṇije |
jeṇeṃ ātmasukha kāmije |
paṃḍukumarā ||

that which is sacrificed by them in the fire of yoga / is called the sacrifice to the gods, / by which the bliss of the Self is attained, / O son of Pāṇḍu.