God is a giver! He gives authority over the devil

“Behold, I have given you authority to tread on serpents and scorpions, and over all the power of the enemy, and nothing shall hurt you.” (Luke 10:19 ESV)

Subject to Jesus’ Name 

“The seventy-two returned with joy, saying, “Lord, even the demons are subject to us in your name!” (Luke 10:17 ESV)

Greater is He who is in you

“Little children, you are from God and have overcome them, for he who is in you is greater than he who is in the world.” (1 John 4:4 ESV) 

Resist the devil and submit yourself to God

“Submit yourselves therefore to God. Resist the devil, and he will flee from you.” (James 4:7 ESV)

Therefore…

“And give no opportunity to the devil.” (Eph. 4:27 ESV)

“The God of peace will soon crush Satan under your feet. The grace of our Lord Jesus Christ be with you.” (Rom. 16:20 ESV)