Bhagavad Gītā Chapter Seven verse 19

bahūnāṃ janmanām ante jñānavān māṃ prapadyate |
vāsudevaḥ sarvam iti sa mahātmā sudurlabhaḥ ||

janman - birthiti - thus; in this mannermahā - greatātman - essence; the highest personal principle of life; the individual soul, self