Matthew 28:20

and of the holy Ghost, and teaching them to observe all things whatsoever I have commanded you: and lo, I am with you always, even to the end of the world. Amen.

John 14:15

If ye love me, keep my commandments. And I will ask the Father,

John 14:21-24

He that hath my commandments and keepeth them, he it is that loveth me: and he that loveth me shall be loved of my Father, and I will love him, and will manifest my self to him.

1 John 5:2-3

and in this we know that we love the children of God, since we love God and keep his commandments.

Treasury of Scripture Knowledge

Summary

This day the LORD thy God hath commanded thee to do these statutes and judgments: thou shalt therefore keep and do them with all thine heart, and with all thy soul.

Bible References

Keep

John 14:15
If ye love me, keep my commandments. And I will ask the Father,
1 John 5:2
and in this we know that we love the children of God, since we love God and keep his commandments.