His sister. — Presumably Miriam, the only sister of Moses mentioned elsewhere (Exodus 15:20-21; Numbers 26:59). To have taken the part which is assigned her in this chapter, she must have been a girl of some fourteen or fifteen years of age, and possessed of much quickness and intelligence.
Related Commentaries of Exodus 2:4
Exodus 2:4
4 And his sister stood afar off, to wit what would be done to him.