The works of Ādi Śaṅkarācārya

Sanatsujātīyam

p. 303

p. 303

यो वै तं पुरुषं वेद तस्येहात्मा न रिष्यते ॥

In plain words

Whoever truly knows that Puruṣa — for him, here and now, the Self comes to no harm.

Close to the Sanskrit

Whoever indeed knows that Puruṣa — of him, here, the Self is not destroyed.