Exodus 34:21-23

New American Standard Bible

²¹ “You shall work ^(A)six days, but on the seventh day you shall rest; even during plowing time and harvest you shall rest. ²² And you shall celebrate ^(B)the Feast of Weeks, that is, the first fruits of the wheat harvest, and the Feast of Ingathering at the turn of the year. ^23 (C)Three times a year all your males are to appear before the Lord ^[a]God, the God of Israel.