This backwardness probably arose from the indisposition of the people to abandon the nomad life in which they had been born and bred, and to settle in fixed abodes, and perhaps also from a dislike of the exterminating warfare incidental to a complete dispossessing of the Canaanites.
Related Commentaries of Joshua 18:3
Joshua 18:3
3 And Joshua said unto the children of Israel, How long are ye slack to go to possess the land, which the LORD God of your fathers hath given you?