Abortion as a definition dated to roughly 1080BCE from the Avesta
Probably 1200 bce
4 months and 10 days is when a soul is gained by the fetus. Wow!
Abortion
"A child is said to be formed, and a soul added to its body, after a woman has been pregnant for four months and ten days" (Anquetil II, 563). In ancient times, according to the Vendidad (Vd15.9-16), abortion was known to be effected by means of certain plants. It was considered murder.