Leviticus 23:37
‘These are the appointed times (established feasts) of the Lord, which you shall proclaim to be holy convocations, to present an offering by fire to the Lord, a burnt offering and a grain offering, sacrifices and drink offerings, each on its own day.
Leviticus 23:2
“Speak to the children of Israel and say to them, ‘The appointed times (established feasts) of the Lord which you shall proclaim as holy convocations—My appointed times are these:
Leviticus 23:4
‘These are the appointed times of the Lord, holy convocations which you shall proclaim at their appointed times:
Deuteronomy 16:16-17
“Three times a year all your males shall appear before the Lord your God in the place which He chooses, at the Feast of Unleavened Bread (Passover) and at the Feast of Weeks (Pentecost) and at the Feast of Booths (Tabernacles), and they shall not appear before the Lord empty-handed.
Ecclesiastes 3:1
There is a season (a time appointed) for everything and a time for every delight and event or purpose under heaven—