John Gill Commentary Isaiah 7:5

"Because Syria, Ephraim, and the son of Remaliah, have purposed evil against thee, saying," — Isaiah 7:5 (ASV)

Because Syria, Ephraim, and the son of Remaliah
Not that there were three parties in the counsel and confederacy against Judah, only two, the kingdoms of Syria and Ephraim, or Israel; the king of the former is not mentioned at all, and the latter only as if he was the son of a private person, which is purposely done by way of contempt: have taken evil counsel against thee :
which is expressed in the next verse; saying ;
as follows.