Exodus 12:5

12:5 Your lamb must be perfect, a male, one year old; you may take it from the sheep or from the goats.

Exodus 21:2

Hebrew Servants

21:2 “If you buy a Hebrew servant, he is to serve you for six years, but in the seventh year he will go out free without paying anything.

Exodus 23:29

23:29 I will not drive them out before you in one year, lest the land become desolate and the wild animals multiply against you.

Exodus 34:22

34:22 “You must observe the Feast of Weeks – the firstfruits of the harvest of wheat – and the Feast of Ingathering at the end of the year.