Matthew 6:33

But seek first the kingdom of God and his righteousness, and all these shall be superadded unto you.

Matthew 7:21

Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doth the will of my Father, who is in heaven:

Matthew 7:24

Whoever therefore heareth these words of mine, and performeth them, I will compare him to a prudent man, who built his house on a rock:

Treasury of Scripture Knowledge

Summary

When thou shalt hearken to the voice of the LORD thy God, to keep all his commandments which I command thee this day, to do that which is right in the eyes of the LORD thy God.

Bible References

To keep

Matthew 6:33
But seek first the kingdom of God and his righteousness, and all these shall be superadded unto you.
Matthew 7:21
Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doth the will of my Father, who is in heaven: