Numbers 29:12
TSK
"'On the fifteenth day of the seventh month you shall have a holy convocation; you shall do no servile work, and you shall keep a feast to Yahweh seven days:
TSK
Treasury of Scripture Knowledge references in WEB.
"'On the fifteenth day of the seventh month you shall have a holy convocation; you shall do no servile work, and you shall keep a feast to Yahweh seven days:
So Solomon held the feast at that time seven days, and all Israel with him, a very great assembly, from the entrance of Hamath to the brook of Egypt.
Sanctify a fast. Call a solemn assembly. Gather the elders, and all the inhabitants of the land, to the house of Yahweh, your God, and cry to Yahweh.
Now on the last and greatest day of the feast, Jesus stood and cried out, "If anyone is thirsty, let him come to me and drink!