17:3 Shalmaneser - The son, or successor of Tiglath - pileser. The ancient Hebrew writers made him the same with Sennacherib, who eight years after this time, invaded the kingdom of Judah; it being very frequent in the Eastern parts, for one man to be called by several names. Josephus affirms, that he met with his name in the annals of the Tyrians, which were extant in his days. He came against him, either because he denied the tribute which he had promised to pay; or that he might make him tributary.
17:1-6 When the measure of sin is filled up, the Lord will forbear no longer. The inhabitants of Samaria must have endured great affliction. Some of the poor Israelites were left in the land. Those who were carried captives to a great distance, were mostly lost among the nations.