Acts 13:19:

And when He had destroyed seven nations in the land of Canaan, He distributed their land to them by allotment.

Deuteronomy 7:1:

“When the Lord your God brings you into the land which you go to possess, and has cast out many nations before you,

the Hittites and the Girgashites and the Amorites and the Canaanites and the Perizzites and the Hivites and the Jebusites, seven nations greater and mightier than you,

7 demons (nations) called upon for total possession of one’s body:

Luke 11:24-26:

An Unclean Spirit Returns

24 “When an unclean spirit goes out of a man, he goes through dry places, seeking rest; and finding none, he says, ‘I will return to my house from which I came.’

25 And when he comes, he finds it swept and put in order.

26 Then he goes and takes with him seven other spirits more wicked than himself, and they enter and dwell there;

and the last state of that man is worse than the first.”

Luke 8:2:

and certain women who had been healed of evil spirits and infirmities—Mary called Magdalene, out of whom had come seven demons