answer:“Hem (Hm), generally translated as ‘slave’ and originally meaning body, was seemingly a person with lessened rights dedicated to a certain task such as the service of a god (since the 1st dynasty) or the royal administration. The hemu (pl. of hem) are mentioned in the context of private persons only since the end of the Old Kingdom [27]. Since the Middle Kingdom foreign slaves mainly from Asia became increasingly numerous. They were either prisoners of war or traded by slave merchants. Their period of enslavement in Egypt was often limited. Debt slaves or prisoners of war were at times set free after serving for a certain period. ” You can read all about slavery in Egypt here