Read the full chapter KING JAMES VERSION

Deuteronomy 30:20

That thou mayest love the LORD thy God, and that thou mayest obey his voice, and that thou mayest cleave unto him: for he is thy life, and the length of thy days: that thou mayest dwell in the land which the LORD sware unto thy fathers, to Abraham, to Isaac, and to Jacob, to give them.

Read this verse alongside the surrounding passage.

Open Deuteronomy 30