1 Kings 12:32

and Jeroboam maketh a festival in the eighth month, in the fifteenth day of the month, like the festival that is in Judah, and he offereth on the altar -- so did he in Beth-El -- to sacrifice to the calves which he made, and he hath appointed in Beth-El the priests of the high places that he made.

1 Kings 8:2

and all the men of Israel are assembled unto king Solomon, in the month of Ethanim, in the festival -- is the seventh month.

1 Kings 8:5

And king Solomon and all the company of Israel who are met unto him are with him before the ark, sacrificing sheep and oxen, that are not counted nor numbered for multitude.

Amos 7:10-13

And Amaziah priest of Beth-El sendeth unto Jeroboam king of Israel, saying, 'Amos hath conspired against thee in the midst of the house of Israel; the land is not able to bear all his words,

Leviticus 23:33-44

And Jehovah speaketh unto Moses, saying,

Numbers 29:12-40

'And on the fifteenth day of the seventh month a holy convocation ye have; ye do no servile work; and ye have celebrated a festival to Jehovah seven days,

Ezekiel 43:8

In their putting their threshold with My threshold, And their door-post near My door-post, And the wall between Me and them, And they have defiled My holy name, By their abominations that they have done, And I consume them in Mine anger.

Matthew 15:8-9

This people doth draw nigh to Me with their mouth, and with the lips it doth honour Me, but their heart is far off from Me;

Treasury of Scripture Knowledge

Summary

And Jeroboam ordained a feast in the eighth month, on the fifteenth day of the month, like unto the feast that is in Judah, and he offered upon the altar. So did he in Bethel, sacrificing unto the calves that he had made: and he placed in Bethel the priests of the high places which he had made.

Bible References

Like unto

1 Kings 8:2
and all the men of Israel are assembled unto king Solomon, in the month of Ethanim, in the festival -- is the seventh month.
Leviticus 23:33
And Jehovah speaketh unto Moses, saying,
Numbers 29:12
'And on the fifteenth day of the seventh month a holy convocation ye have; ye do no servile work; and ye have celebrated a festival to Jehovah seven days,
Ezekiel 43:8
In their putting their threshold with My threshold, And their door-post near My door-post, And the wall between Me and them, And they have defiled My holy name, By their abominations that they have done, And I consume them in Mine anger.
Matthew 15:8
This people doth draw nigh to Me with their mouth, and with the lips it doth honour Me, but their heart is far off from Me;