Exodus 32:5

And Aaron saw, and he built an altar before it, and Aaron called, and he said, "A feast for Yahweh tomorrow."

2 Kings 10:20

Then Jehu said, "Sanctify a [solemn] assembly for Baal!" So they proclaimed [it].

Leviticus 23:2

"Speak to the {Israelites}, and say to them, 'The festivals of Yahweh that you shall proclaim [are] holy assemblies; these [are] my appointed times.

Leviticus 23:37

" 'These [are] Yahweh's festivals, which you must proclaim, holy assemblies to present an offering made by fire to Yahweh--burnt offering and grain offering, sacrifice and libations, {each on its proper day}--

Exodus 10:9

And Moses said, "With our young and with our old we will go; with our sons and with our daughters, with our sheep and goats and with our cattle we will go because [it is] the feast of Yahweh for us."

Exodus 12:14

"And this day will become a memorial for you, and you will celebrate it as a religious feast for Yahweh throughout your generations; you will celebrate it as a lasting statute.

Exodus 32:4

And he took from their hand, and he shaped it with a tool, and he made it a cast-image bull calf, and they said, "These are your gods, Israel, who brought you up from the land of Egypt."

Leviticus 23:4

" 'These [are] Yahweh's appointed times, holy assemblies, which you shall proclaim at their appointed time

Leviticus 23:21

And {you shall make a proclamation} on {this very same day}; it shall be a holy assembly for you; you shall not do {any regular work}; [this is] a {lasting statute} in all your dwellings throughout your generations

1 Samuel 14:35

Then Saul built an altar to Yahweh; {it was the first altar he built} to Yahweh.

1 Kings 12:32-33

Jeroboam also inaugurated a religious feast in the eighth month on the fifteenth day of the month, like the religious feast which was in Judah, and he offered [sacrifices] on the altar. Thus he did in Bethel, by sacrificing to the calves that he had made; and he placed in Bethel the priests of the high places which he had made.

1 Kings 21:9

She had written in the letters, saying, "Call a fast and seat Naboth at the head of the people.

2 Kings 16:11

So Uriah the priest built the altar according to all that King Ahaz had sent from Damascus; thus Uriah the priest did before King Ahaz came from Damascus.

2 Chronicles 30:5

So they let the decree stand, {to make a proclamation} throughout all Israel, from Beersheba to Dan, to come to make a Passover feast to Yahweh the God of Israel.

Hosea 8:11

When Ephraim multiplied altars to expiate sins, they became to him altars to sin [on].

Hosea 8:14

Israel has forgotten his maker and built palaces, and Judah has multiplied fortified cities; but I will send fire on his cities and it will devour her strongholds.

1 Corinthians 5:8

So then, let us celebrate the feast, not with the old leaven or with the leaven of wickedness and sinfulness, but with the unleavened bread of sincerity and truth.

Treasury of Scripture Knowledge

Summary

And when Aaron saw it, he built an altar before it; and Aaron made proclamation, and said, To morrow is a feast to the LORD.

Bible References

Aaron

1 Samuel 14:35
Then Saul built an altar to Yahweh; {it was the first altar he built} to Yahweh.
2 Kings 16:11
So Uriah the priest built the altar according to all that King Ahaz had sent from Damascus; thus Uriah the priest did before King Ahaz came from Damascus.
Hosea 8:11
When Ephraim multiplied altars to expiate sins, they became to him altars to sin [on].

Made proclamation

Leviticus 23:2
"Speak to the {Israelites}, and say to them, 'The festivals of Yahweh that you shall proclaim [are] holy assemblies; these [are] my appointed times.
1 Kings 21:9
She had written in the letters, saying, "Call a fast and seat Naboth at the head of the people.
2 Kings 10:20
Then Jehu said, "Sanctify a [solemn] assembly for Baal!" So they proclaimed [it].
2 Chronicles 30:5
So they let the decree stand, {to make a proclamation} throughout all Israel, from Beersheba to Dan, to come to make a Passover feast to Yahweh the God of Israel.

A feast

Exodus 32:4
And he took from their hand, and he shaped it with a tool, and he made it a cast-image bull calf, and they said, "These are your gods, Israel, who brought you up from the land of Egypt."
Exodus 10:9
And Moses said, "With our young and with our old we will go; with our sons and with our daughters, with our sheep and goats and with our cattle we will go because [it is] the feast of Yahweh for us."
Exodus 12:14
"And this day will become a memorial for you, and you will celebrate it as a religious feast for Yahweh throughout your generations; you will celebrate it as a lasting statute.
1 Kings 12:32
Jeroboam also inaugurated a religious feast in the eighth month on the fifteenth day of the month, like the religious feast which was in Judah, and he offered [sacrifices] on the altar. Thus he did in Bethel, by sacrificing to the calves that he had made; and he placed in Bethel the priests of the high places which he had made.
1 Corinthians 5:8
So then, let us celebrate the feast, not with the old leaven or with the leaven of wickedness and sinfulness, but with the unleavened bread of sincerity and truth.

General references

Deuteronomy 9:20
And with Aaron Yahweh was {angry enough} to destroy him, and I prayed also for Aaron at that time.
Nehemiah 9:18
Even when they made for themselves a molten idol of a calf and said, 'This is your God who brought you out from Egypt,' and committed great blasphemies.
Psalm 106:19
They made a calf at Horeb and bowed down to a cast image.