8 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.
*Minor differences ignored. Grouped by changes, with first version listed as example.
Solomon kept the feast - i. e., Solomon kept at this same time, not the Feast of the Dedication only, but also the Feast of tabernacles. The former lasted seven days, from the 8th of Tisri to the 15th, the latter also seven days, from the 15th to the 22nd. On the day following the people were dismissed 2-Chronicles 7:10.
The entering in of Hamath - "From the entrance of Antioch to the Nile of Egypt." - Targum.
Also at the same time Solomon kept (b) the feast seven days, and all Israel with him, a very great congregation, from the entering in of Hamath unto the river of Egypt.
(b) The feast of the tabernacles which was kept in the seventh month.
Solomon kept the feast seven days--The time chosen for the dedication of the temple was immediately previous to the feast of tabernacles (see on 1-Kings 8:1-12). That season, which came after the harvest, corresponding to our September and October, lasted seven days, and during so prolonged a festival there was time afforded for the offering of the immense sacrifices enumerated. A large proportion of these were peace offerings, which afforded to the people the means of festive enjoyment.
all Israel . . . from the entering in of Hamath--that is, the defile at Lebanon.
unto the river of Egypt--that is, Rhinocorura, now El-Arish, the south boundary of Palestine.
*More commentary available at chapter level.