So that they cast out their young children. — Literally, to make their children cast out so that they should not be brought forth alive. The latter verb is used in the LXX. narrative (Exodus 1:17).
Related Commentaries of Acts 7:19
Acts 7:19
19 The same dealt subtilly with our kindred, and evil entreated our fathers, so that they cast out their young children, to the end they might not live.