BG 13.31
यदा भूतपृथग्भावमेकस्थमनुपश्यति।तत एव च विस्तारं ब्रह्म सम्पद्यते तदा
yadā bhūta-pṛithag-bhāvam eka-stham anupaśhyati tata eva cha vistāraṁ brahma sampadyate tadā
He who sees the diverse forms of life all rooted in One and growing forth from Him, shall indeed find the Absolute.
Translated by Shri Purohit Swami
When a person sees all beings as resting in the One and emanating from the One alone, they then become Brahman.
Translated by Swami Sivananda
Word meanings (from the gita/gita dataset)
yadā—when; bhūta—living entities; pṛithak-bhāvam—diverse variety; eka-stham—situated in the same place; anupaśhyati—see; tataḥ—thereafter; eva—indeed; cha—and; vistāram—born from; brahma—Brahman; sampadyate—(they) attain; tadā—then