Revelation 12:11, 
"And they overcame him by the blood of the Lamb, and by the word of their testimony; and they loved not their lives unto the death."

Hebrew 2:14, 
"Forasmuch then as the children are partakers of flesh and blood, he also himself likewise took part of the same; that through death he might destroy him that had the power of death, that is, the devil."

1 John 3:8, 
"He that committeth sin is of the devil; for the devil sinneth from the beginning. For this purpose the Son of God was manifested, that he might destroy the works of the devil."

James 4:7, 
"Submit yourselves therefore to God. Resist the devil, and he will flee from you."