Chronicles II 21:16

16 So the Lord stirred up the Philistines against Joram, and the Arabians, and those who bordered on the Aethiopians:

Chronicles II 21:16 Meaning and Commentary

2 Chronicles 21:16

Moreover, the Lord stirred up against Jehoram the spirit of
the Philistines
Which had been depressed in the times of Jehoshaphat, to whom they brought their presents and tribute willingly, ( 2 Chronicles 17:11 )

and of the Arabians that were near the Ethiopians;
not the Ethiopians of Africa, as the Targum, for the Arabians were not near them, but the Chusaean Arabs or Midianites, see ( Numbers 12:1 ) . The Targum is, the Word of the Lord did this.

Chronicles II 21:16 In-Context

14 behold, the Lord shall smite thee with a great plague among thy people, and thy sons, and thy wives, and all thy store:
15 and thou with a grievous disease, with a disease of the bowels, until thy bowels shall fall out day by day with the sickness.
16 So the Lord stirred up the Philistines against Joram, and the Arabians, and those who bordered on the Aethiopians:
17 and they went up against Juda, and prevailed against them, and took away all the store which they found in the house of the king, and his sons, and his daughters; and there was no son left to him but Ochozias the youngest of his sons.
18 And after all these things the Lord smote him in the bowels with an incurable disease.

The Brenton translation of the Septuagint is in the public domain.