2 Chronicles 20:2

Then there came some that told Jehoshaphat, saying, There cometh a great multitude against thee from beyond the sea on this side Syria; and, behold, they be in Hazazon–tamar, which is En–gedi.

Cross-references

Genesis 14:7 mentions Hazazon Tamar, the same location (En Gedi) where the enemy is reported here.

Joshua 15:62 lists En Gedi among Judah's towns, identifying the location of the enemy camp.

Judges 10:9 describes Ammonites attacking Judah—the same enemy that later threatens Jehoshaphat here.