TSK · Exodus 32:5

This day shall be to you for a memorial, and you shall keep it a feast to Yahweh: throughout your generations you shall keep it a feast by an ordinance forever.

He received what they handed him, and fashioned it with an engraving tool, and made it a molten calf; and they said, "These are your gods, Israel, which brought you up out of the land of Egypt."

"'These are the set feasts of Yahweh, even holy convocations, which you shall proclaim in their appointed season.

"'These are the appointed feasts of Yahweh, which you shall proclaim to be holy convocations, to offer an offering made by fire to Yahweh, a burnt offering, and a meal offering, a sacrifice, and drink offerings, each on its own day;

Jeroboam ordained a feast in the eighth month, on the fifteenth day of the month, like the feast that is in Judah, and he went up to the altar; so did he in Bethel, sacrificing to the calves that he had made: and he placed in Bethel the priests of the high places that he had made.

Jehu said, "Sanctify a solemn assembly for Baal!" They proclaimed it.

So they established a decree to make proclamation throughout all Israel, from Beersheba even to Dan, that they should come to keep the Passover to Yahweh, the God of Israel, at Jerusalem: for they had not kept it in great numbers in such sort as it is written.

For Israel has forgotten his Maker and built palaces; and Judah has multiplied fortified cities; but I will send a fire on his cities, and it will devour its fortresses."