"5 He that overcometh, the same shall be clothed in white raiment; and I will not blot out his name out of the book of life, but I will confess his name before my Father, and before his angels."
https://www.biblegateway.com/passage/?search=Revelation+3&version=KJV
"26 And he that overcometh, and keepeth my works unto the end, to him will I give power over the nations:
27 And he shall rule them with a rod of iron; as the vessels of a potter shall they be broken to shivers: even as I received of my Father.
28 And I will give him the morning star."
https://www.biblegateway.com/passage/?search=Revelation+2&version=KJV
"7 He that overcometh shall inherit all things; and I will be his God, and he shall be my son."
https://www.biblegateway.com/passage/?search=Revelation+21&version=KJV