29 I will not cast them out in one year, lest the land become desolate, and the beasts of the field multiply against thee.
Exodus 23:29 Cross References - Brenton
Deuteronomy 7:22
22 And the Lord thy God shall consume these nations before thee by little and little: thou shalt not be able to consume them speedily, lest the land become desert, and the wild beasts of the field be multiplied against thee.
Joshua 15:63
63 And the Jebusite dwelt in Jerusalem, and the children of Juda could not destroy them; and the Jebusites dwelt in Jerusalem to this day.
Joshua 16:10
10 And Ephraim did not destroy the Chananite who dwelt in Gazer; and the Chananite dwelt in Ephraim until this day, until Pharao the king of Egypt went up and took it, and burnt it with fire; and the Chananites, and Pherezites, and the dwellers in Gaza they destroyed, and Pharao gave them for a dowry to his daughter.
Joshua 17:12-13
Judges 3:1-4
1 And these are the nations which the Lord left to prove Israel with them, all that had not known the wars of Chanaan.
2 Only for the sake of the generations of Israel, to teach them war, only the men before them knew them not.
3 The five lordships of the Phylistines, and every Chananite, and the Sidonian, and the Evite who dwelt in Libanus from the mount of Aermon to Laboemath.
4 And this was done in order to prove Israel by them, to know whether they would obey the commands of the Lord, which he charged their fathers by the hand of Moses.