Rahab = pride, or haughtiness. Used as name for Egypt (by Figure of speech Polyonymia,App-6), as in Psa_89:10; Isa_51:9. Compare Job_9:13 with Job_26:12, not the same word as in Joshua 2.
Ethiopia. Supply Ellipsis of the verb "say": "Tyre with Ethiopia [say]" this, &c.