This is what the LORD says: “For three transgressions of Tyre, even four, I will not revoke My judgment, because they delivered up a whole congregation of exiles to Edom and broke a covenant of brotherhood.
He uses nearly the same words respecting Tyrus which he did respecting Gaza, and charges it with the same sin, which was that of removing the Jews from their country, as refugees and exiles, into Idumea, and of selling them as captives to the Idumeans.
What the Lord says here may be explained by what he says Jer 12:14, Thus said the Lord, against all my evil neighbours that touch the inheritance of my people Israel, Behold, I will pluck them out. Damascus was a near neighbour to Israel on the north, Tyre and Gaza on the west, Edom on the south, Ammon and (in the next chapter) Moab on...
Commenting on Amos 1:3-15
Thus saith the Lord, for three transgressions of Tyrus,.... Or Tyre, a very ancient city in Palestine; of which See Gill on Isa 23:1; and for four, I will not turn away the punishment thereof; See Gill on Amo 1:3; because they delivered up the whole captivity to Edom: such of the Israelites that fell into their hands, or fled to them for shelter, they...