Exodus 23:29

I will not drive them out from before thee in one year lest the land become desolate and the beasts of the field multiply against thee.

Deuteronomy 7:22

And the LORD thy God will put out those Gentiles before thee little by little; thou may not consume them at once lest the beasts of the field increase upon thee.

Joshua 15:63

As for the Jebusites who inhabit Jerusalem, the sons of Judah could not drive them out; but the Jebusite remains in Jerusalem with the sons of Judah unto this day.

Joshua 16:10

And they did not drive out the Canaanite that dwelt in Gezer, but the Canaanite remained in the midst of Ephraim unto this day and served under tribute.

Joshua 17:12-13

But the sons of Manasseh could not drive out the inhabitants of those cities; to the contrary the Canaanite desired to dwell in that land.

Judges 3:1-4

Now these are the Gentiles which the LORD left, to prove Israel with them, even as many of Israel as had not known all the wars of Canaan;

Treasury of Scripture Knowledge

Summary

I will not drive them out from before thee in one year; lest the land become desolate, and the beast of the field multiply against thee.

Bible References

In one year

Deuteronomy 7:22
And the LORD thy God will put out those Gentiles before thee little by little; thou may not consume them at once lest the beasts of the field increase upon thee.
Joshua 15:63
As for the Jebusites who inhabit Jerusalem, the sons of Judah could not drive them out; but the Jebusite remains in Jerusalem with the sons of Judah unto this day.
Joshua 16:10
And they did not drive out the Canaanite that dwelt in Gezer, but the Canaanite remained in the midst of Ephraim unto this day and served under tribute.
Joshua 17:12
But the sons of Manasseh could not drive out the inhabitants of those cities; to the contrary the Canaanite desired to dwell in that land.
Judges 3:1
Now these are the Gentiles which the LORD left, to prove Israel with them, even as many of Israel as had not known all the wars of Canaan;

General references

Deuteronomy 6:19
so that he will cast out all thine enemies from before thy presence, as the LORD has spoken.
Deuteronomy 11:23
then the LORD will drive out all these Gentiles from before you, and ye shall possess nations greater and mightier than yourselves.
Deuteronomy 31:4
And the LORD shall do unto them as he did to Sihon and to Og, kings of the Amorites, and unto the land of them whom he destroyed.
Joshua 17:12
But the sons of Manasseh could not drive out the inhabitants of those cities; to the contrary the Canaanite desired to dwell in that land.
Joshua 21:43
Thus the LORD gave unto Israel all the land which he swore to give unto their fathers; and they possessed it and dwelt therein.