Psalm 106:35

but they mingled with the nations and learned their works,

Judges 3:5-6

And the {Israelites} lived in the midst of the Canaanites, the Hittites, the Amorites, the Perizzites, the Hivites, and the Jebusites.

Joshua 15:63

But the descendants of Judah were unable to drive out the Jebusites, the inhabitants of Jerusalem, so the Jebusites live with the descendants of Judah in Jerusalem to this day.

Judges 1:27-36

Manasseh did not drive out Beth-Sean and its towns, or Taanach and its towns, or the inhabitants of Dor and its towns, or the inhabitants of Ibleam and its towns, or the inhabitants of Megiddo and its towns; the Canaanites [were] determined to live in this land.

Judges 2:2-3

And [as for] you, do not {make a covenant} with the inhabitants of this land; break down their altars.' But you did not listen to my voice. {Why would you do such a thing}?

Isaiah 2:6

For you have forsaken your people, house of Jacob, because they are full from [the] east, and [of] soothsayers like the Philistines, and {they make alliances} with the offspring of foreigners.

1 Corinthians 5:6

Your boasting [is] not good. Do you not know that a little leaven leavens the whole batch of dough?

1 Corinthians 15:33

Do not be deceived! "Bad company corrupts good morals."

Treasury of Scripture Knowledge

Summary

But were mingled among the heathen, and learned their works.

Bible References

Learned

Isaiah 2:6
For you have forsaken your people, house of Jacob, because they are full from [the] east, and [of] soothsayers like the Philistines, and {they make alliances} with the offspring of foreigners.
1 Corinthians 5:6
Your boasting [is] not good. Do you not know that a little leaven leavens the whole batch of dough?
1 Corinthians 15:33
Do not be deceived! "Bad company corrupts good morals."

General references

Judges 1:32
so the Asherites lived in the midst of the Canaanites, the inhabitants of the land, for they did not drive them out.
1 Samuel 8:20
so that we {also} may be like all the nations, and our king may rule us and go out before us and fight our battles."
Proverbs 22:25
lest you learn his way and become entangled in a snare to yourself.