Made them houses - that is, they married Hebrews and became mothers in Israel. The expression is proverbial. See the margin reference.

He made them houses. —God rewarded those who had shown tenderness to young children, by giving them children of their own…

He made them houses.²³ It is not at all my opinion that this should be interpreted as referring to the women, and I am surprise…

And it came to pass, because the midwives feared God
And regarded his command, and not that of the king, though they…

The Egyptians tried to destroy Israel by the murder of their children. The enmity that is in the seed of the serpent, against the Seed of the woman…