Exodus 34
22 Ref And thou shalt observe the feast of weeks, `even' of the first-fruits of wheat harvest, and the feast of ingathering at the year's end.
23 Ref Three times in the year shall all thy males appear before the Lord Jehovah, the God of Israel.
24 Ref For I will cast out nations before thee, and enlarge thy borders: neither shall any man desire thy land, when thou goest up to appear before Jehovah thy God three times in the year.