Valmiki Ramayana Bala Kanda Sarga 15 Shloka 29
Original Shlokaएवं दत्वा वरं देवो देवानां विष्णुरात्मवान्। मानुषे चिन्तयामास जन्मभूमिमथात्मन:।।1.15.29।।
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आत्मवान् the highest soul, विष्णु: देव: lord Visnu, देवानाम् for devatas, एवम् in this manner, वरम् boon, दत्वा having given, अथ there after, आत्मन: for himself, मानुषे in the world of men, जन्मभूमिम् place of birth, चिन्तयामास reflected.
Lord Visnu, supreme soul having given boon to devatas in this manner, reflected as to the place where he should take birth as a man in this world of men.