Exodus 23:16

“You shall not delay the offering from the fullness of your harvest and the juice of your wine vat. The firstborn of your sons you shall give to Me.

“And you shall celebrate the Feast of Weeks, that is, the first fruits of the wheat harvest, and the Feast of Ingathering at the turn of the year.

“Three times a year all your males are to appear before the Lord Yahweh, the God of Israel.

‘On exactly the fifteenth day of the seventh month, when you have gathered in the produce of the land, you shall celebrate the feast of Yahweh for seven days, with a rest on the first day and a rest on the eighth day.

‘Also on the day of the first fruits, when you bring near a new grain offering to Yahweh in your Feast of Weeks, you shall have a holy convocation; you shall do no laborious work.

‘Now in the seventh month, on the first day of the month, you shall also have a holy convocation; you shall do no laborious work. It will be to you a day for blowing trumpets.

“You shall count seven weeks for yourself; you shall begin to count seven weeks from the time you begin to put the sickle to the standing grain.

“Three times in a year all your males shall appear before Yahweh your God in the place which He chooses, at the Feast of Unleavened Bread and at the Feast of Weeks and at the Feast of Booths, and they shall not appear before Yahweh empty-handed.

that you shall take some of the first of all the fruit of the ground which you bring in from your land that Yahweh your God gives you, and you shall put it in a basket and go to the place where Yahweh your God chooses for His name to dwell.

And three times in a year Solomon offered burnt offerings and peace offerings on the altar which he built to Yahweh, burning incense with them on the altar which was before Yahweh. So he finished the house.

and did so according to the daily rule, offering them up according to the commandment of Moses, for the sabbaths, the new moons and the three annual feasts—the Feast of Unleavened Bread, the Feast of Weeks and the Feast of Booths.

They celebrated the Feast of Booths, as it is written, and offered the fixed number of burnt offerings daily, according to the legal judgment, as each day required;

“I gave them My statutes and made them know My judgments, which, if a man does them, he will live by them.