Bhagavad Gita Chapter 4 Verse 6
भगवद् गीता अध्याय 4 श्लोक 6

अजोऽपि सन्नव्ययात्मा भूतानामीश्वरोऽपि सन्।
प्रकृतिं स्वामधिष्ठाय संभवाम्यात्ममायया।।4.6।।



English Translation - Swami Sivananda
4.6 Though I am unborn, of imperishable nature, and though I am the Lord of all beings, yet, governing My own Nature, I am born by My own Maya.


English Translation of Sanskrit Commentary By Sri Shankaracharya's
4.6 Api, san ajah, though I am birthless; and avyayatma, undecaying by nature, though I am naturally possessed of an undiminishing power of Knowledge; and so also api san, though; isvarah, the Lord, natural Ruler; bhutanam, of beings, from Brahma to a clump of grass; (still) adhisthaya, by subjugating; svam, My own; prakrtim, Prakrti, the Maya of Visnu consisting of the three gunas, under whose; spell the whole world exists, and deluded by which one does not know ones own Self, Vasudeva;-by subjugating that Prakrti of Mine, sambhavami, I take birth, appear to become embodeid, as though born; atma-mayaya, by means of My own Maya; but not in reality like an ordinary man.
It is being stated when and why that birth occurs:


Transliteration Bhagavad Gita 4.6Ajo’pi sannavyayaatmaa bhootaanaam eeshwaro’pi san;
Prakritim swaam adhishthaaya sambhavaamyaatmamaayayaa.


Word Meanings Bhagavad Gita 4.6ajaḥ—unborn; api—although; san—being so; avyaya ātmā—Imperishable nature; bhūtānām—of (all) beings; īśhvaraḥ—the Lord; api—although; san—being; prakṛitim—nature; svām—of myself; adhiṣhṭhāya—situated; sambhavāmi—I manifest; ātma-māyayā—by my Yogmaya power