1.  Vocabulary: Cush = Cush, Ethiopian.

2.  Compare Gen. 2:13 with 10:25, 32

3.  Compare Esther 1:1 with the historical boundaries of the Persian
     Empire.

4.  Note Egypt and Cush in Psl. 68:31; Isa. 18-20; Ezek. 29:10; 2 Chron.
     12:1-3.

5.  Compare Nu. 12:1 with Ex. 12:38 and Jere. 13:23.