The answer to this one is easy.
Ephesians 2:8-9(New International Version)
8 For it is by grace you have been saved, through faith—and this not from yourselves, it is the gift of God— 9 not by works, so that no one can boast.
Aren't faith without works dead though?
“Do we then make void the law through faith? God forbid: yea, we establish the law.” Romans 3:31
“For verily I say unto you, Till heaven and earth pass, one jot or one tittle shall in no wise pass from the law, till all be fulfilled.” Matthew 5:18
“Here is the patience of the saints: here are they that keep the commandments of God, and the faith of Jesus.” Revelation 14:12
"If ye keep my commandments, ye shall abide in my love; even as I have kept my Father's commandments, and abide in his love." John 15:10
"And hereby we do know that we know him, if we keep his commandments. He that saith, I know him, and keepeth not his commandments, is a liar, and the truth is not in him." I John 2:3-4
"And whatsoever we ask, we receive of him, because we keep his commandments, and do those things that are pleasing in his sight. And he that keepeth his commandments dwelleth in him, and he in him. And hereby we know that he abideth in us, by the Spirit which he hath given us." I John 3:22 & 24
"By this we know that we love the children of God, when we love God, and keep his commandments. For this is the love of God, that we keep his commandments: and his commandments are not grievous." I John 5:2-3