Matthew Poole and continuators on Isaiah 43:3

3 For I am the LORD thy God, the holy One of Israel, thy saviour: I gave Egypt for thy ransom , Ethiopia and Seba for thee.

This was fulfilled either, 1. When God smote the Egyptians, both first-born and others in Egypt; and drowned Pharoah, and his Host in the Red Sea, for the safety and benefit of his people: Or, 2. When the King of Assyria, either Sennacherib, as many think, or rather Esar[illegible: 1+ letters]haddon, who designed to revenge his Fathers disgrace, and loss before Ierusalem, upon the Iews, but was diverted and directed by God to employ his Forces against Egypt, and Ethiopia, and Seba, as it follows. See the Notes upon Isa. 20. 1, &c.

The Sabaeians who were confederate with the Ethiopians, or Cushites.