Leviticus 23:32
It is a sabbath of rest, and you shall afflict your souls beginning on the ninth day of the month. From evening until evening you shall celebrate your sabbaths.

Leviticus 23:34
Say to the children of Israel: From the fifteenth day of this same seventh month, shall be kept the feast of tabernacles, seven days to the Lord.

Numbers 29:12
And on the fifteenth day of the seventh month, which shall be unto you holy and venerable, you shall do no servile work, but shall celebrate a solemnity to the Lord seven days.

1 Kings 12:32
And he appointed a feast in the eighth month, on the fifteenth day of the month, after the manner of the feast that was celebrated in Juda. And going up to the altar, he did in like manner in Bethel, to sacrifice to the calves, which he had made: and he placed in Bethel priests of the high places, which he had made.

Ezekiel 45:25
In the seventh month, in the fifteenth day of the month, in the solemn feast, he shall do the like for the seven days: as well in regard to the sin offering, as to the holocaust, and the sacrifice, and the oil.