“When you help the Hebrew women give birth, observe them on the birthstools. If the child is a son, kill him; but if it is a daughter, let her live.”
Jewish Publication Society of America Version (JPS1917) - Exodus 1:16 >and he said: 'When ye do the office of a midwife to the Hebrew women, ye shall look upon the birthstool: if it be a son, then ye shall kill him; but if it be a daughter, then she shall live.'