Judges 1:1 References

1 Now it came about after the death of Joshua that the sons of Israel ainquired of the Lord, saying, "Who shall go up first for us bagainst the Canaanites, to fight against them?"

b Judges 1:27, Judges 2:21-23, Judges 3:1-6

Judges 1

27 aBut Manasseh did not take possession of Beth-shean and its villages, or Taanach and its villages, or the inhabitants of Dor and its villages, or the inhabitants of Ibleam and its villages, or the inhabitants of Megiddo and its villages; so bthe Canaanites persisted in living in that land.

Judges 2

21 aI also will no longer drive out before them any of the nations which Joshua left when he died,
22 in order to atest Israel by them, whether they will keep the way of the Lord to walk in it as their fathers did, or not."
23 So the Lord allowed those nations to remain, not driving them out quickly; and He did not give them into the hand of Joshua.

Judges 3

1 aNow these are the nations which the Lord left, to test Israel by them (that is, all who had not experienced any of the wars of Canaan;
2 only in order that the generations of the sons of Israel might be taught war, those who had not experienced it formerly).
3 These nations are: the five lords of the Philistines and all the Canaanites and the Sidonians and athe Hivites who lived in Mount Lebanon, from Mount Baal-hermon as far as Lebo-hamath.
4 They were for atesting Israel, to find out if they would obey the commandments of the Lord, which He had commanded their fathers through Moses.
5 aThe sons of Israel lived among the Canaanites, the Hittites, the Amorites, the Perizzites, the Hivites, and the Jebusites;
6 and athey took their daughters for themselves as wives, and gave their own daughters to their sons, and served their gods.

Other references for Judges 1:1

a Numbers 27:21