Bible Meaning: Justice of the people
Strong's Concordance #H5725
The king of Adullam was one of thirty-one rulers defeated in battle by Joshua and the Israelites (Joshua 12:7 - 24). The city was subsequently given to the tribe of Judah as an inheritance in the Promised Land.
The cave of Adullam figures prominently in the life of King David. He used it to hide from King Saul when he was seeking to kill him (1Samuel 22:1). When he became ruler over all Israel, David moved temporarily to the cave (called "the hold" in 2Samuel 5:17) in order to prepare battle plans against the Philistines.
Joshua 12:7, 15
And these are the kings of the country which Joshua and the children of Israel smote on this side Jordan on the west . . .
The king of Libnah, one: the king of Adullam, one . . .
David therefore departed thence, and escaped to the cave Adullam: and when his brethren and all his father's house heard it, they went down thither to him.
2Samuel 23:13 - 14
And three of the thirty chief went down, and came to David in the harvest time unto the cave of Adullam: and the troop of the Philistines pitched in the valley of Rephaim.
And David was then in an hold, and the garrison of the Philistines was then in Bethlehem.
1Chronicles 11:15, 17
Now three of the thirty captains went down to the rock to David, into the cave of Adullam: and the host of the Philistines encamped in the valley of Rephaim . . .
And David longed, and said, Oh that one would give me drink of the water of the well of Bethlehem, that is at the gate!
2Chronicles 11:5 - 7
And Rehoboam dwelt in Jerusalem, and built cities for defense in Judah . . .
He built even Bethlehem, and Etam, and Tekoa, and Bethzur, and Shoco, and Adullam . . .
Nehemiah 11:25, 30
And for the villages, with their fields, some of the children of Judah dwelt at Kirjatharba . . .
Zanoah, Adullam, and in their villages, at Lachish, and the fields thereof, at Azekah, and in the villages thereof. And they dwelt from Beersheba unto the valley of Hinnom.
Yet will I bring an heir unto thee, O inhabitant of Mareshah: he shall come unto Adullam the glory of Israel.