Matthew 28:20

teaching them to observe all things, whatever I have commanded you. And, lo! I am with you always, unto the end of the world.

John 14:15

If ye love me, ye will keep my commandments;

John 14:21-24

He that hath my commandments and keepeth them, he it is that loveth me; and he that loveth me will be loved by my Father; and I will love him, and will manifest myself to him.

1 John 5:2-3

By this we know that we love the children of God, when we love God, and do 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, ye will keep my commandments;
1 John 5:2
By this we know that we love the children of God, when we love God, and do his commandments.