Matthew 6:20-22

But store up for yourselves treasures in heaven, where neither moth nor rust destroys, and where thieves do not break in and steal; for where your treasure is, there your heart [your wishes, your desires; that on which your life centers] will be also. “The eye is the lamp of the body; so if your eye is clear [spiritually perceptive], your whole body will be full of light [benefiting from God’s precepts].