Psalm 51:19 1. Create in me a clean heart. Our old heart is evil from our youth (Genesis 8:21) and is deceitful above all things and desperately wicked (Jeremiah 17:5-10), and must be purged of the sin that indwells our affections and passions. For this to happen, our heart, which is the seat of the affections and passions of a human, must be created as clean. Create is defined as, "to form or make by investing with a new character." Our heart, filled with evil, was opened by the Lord. He took h