ज्ञेयं यत्तत्प्रवक्ष्यामि यज्ज्ञात्वाऽमृतमश्नुते।अनादिमत्परं ब्रह्म न सत्तन्नासदुच्यते
jñeyaṁ yat tat pravakṣhyāmi yaj jñātvāmṛitam aśhnute anādi mat-paraṁ brahma na sat tan nāsad uchyate
I will now speak to you of that great truth which one ought to know, since by it one will attain immortal bliss—that which is without beginning, the eternal spirit which dwells in me, neither with form nor without it.
Translated by Shri Purohit Swami
I will declare that which is to be known, knowing which one attains immortality; the beginningless Supreme Brahman, which is neither being nor non-being.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
jñeyam—ought to be known; yat—which; tat—that; pravakṣhyāmi—I shall now reveal; yat—which; jñātvā—knowing; amṛitam—immortality; aśhnute—one achieves; anādi—beginningless; mat-param—subordinate to me; brahma—Brahman; na—not; sat—existent; tat—that; na—not; asat—non-existent; uchyate—is called