Adam Clarke's Commentary on the Bible - Joshua 18:4
Three men for each tribe - Probably meaning only three from each of the seven tribes who had not yet received their inheritance. It is likely that these twenty-one men were accompanied by a military guard, for without this they might have been easily cut off by straggling parties of the Canaanites. They shall - describe it - It is likely they were persons well acquainted with geography and mensuration, without which it would have been impossible for them to have divided the... read more
Adam Clarke's Commentary on the Bible - Joshua 18:3
How long are ye slack to go to possess the land - We find an unaccountable backwardness in this people to enter on the inheritance which God had given them! They had so long been supported by miracle, without any exertions of their own, that they found it difficult to shake themselves from their inactivity. When it was necessary that all the people should go out to battle, they went with a measure of confidence, expecting miraculous help from God, and confiding in their... read more