Derek Prince said if you’re in the Kingdom of God, Satan is God’s enemy and your enemy.
2 Thessalonians 2:9-12 (NIV), “The coming of the lawless one will be in accordance with how Satan works. He will use all sorts of displays of power through signs and wonders that serve the lie, and all the ways that wickedness deceives those who are perishing. They perish because they refused to love the truth and so be saved. For this reason God sends them a powerful delusion so that they will believe the lie and so that all will be condemned who have not believed the truth but have delighted in wickedness.”
“Timothy, my son, I am giving you this command in keeping with the prophecies once made about you, so that by recalling them you may fight the battle well, holding on to faith and a good conscience, which some have rejected and so have suffered shipwreck with regard to the faith,” 1 Timothy 1:18-19 (NIV).
“Then David said to the Philistine, “You come to me with a sword, with a spear, and with a javelin. But I come to you in the name of the Lord of hosts, the God of the armies of Israel, whom you have defied,” 1 Samuel 17:45 (NKJV).
Paul’s second letter to the Corinthians 2:10-11, “Anyone you forgive, I also forgive. And what I have forgiven—if there was anything to forgive—I have forgiven in the sight of Christ for your sake, in order that Satan might not outwit us. For we are not unaware of his schemes.”
“Strengthening the souls of the disciples, exhorting them to continue in the faith, and saying, “We must through many tribulations enter the Kingdom of God,” Acts 14:22.