kulyayam

ṛṣi-kulyāyām — in the womb of his wife, named Ṛṣikulyā; SB 5.15.6
deva-kulyāyām — his wife, named Devakulyā; SB 5.15.6
retaḥ-kulyāyām — in a river of semen; SB 5.26.26