Joseph Benson's Commentary of the Old and New Testaments - 2 Kings 10:1
2 Kings 10:1. Ahab had seventy sons Grandsons are probably comprehended here under the name of sons, as is usual in the Scriptures: though, by several wives, he might have as many sons as Gideon had. These sons or grandsons were now in Samaria, either because they had been bred up there, that being the chief city of the kingdom; or because they had fled thither, upon receiving tidings of the slaughter of Joram; or had been conveyed thither, from different parts, by their friends, as to the... read more
Albert Barnes' Notes on the Whole Bible - 2 Kings 10:1
Seventy sons - i. e., descendants; there were included among them children of Jehoram (2 Kings 10:2-3, etc.). read more