 He arose a new person in Christ. Knowing that Jesus intercedes for you, you can have the assurance of forgiveness and acceptance. Psalms 108, 1 says that, O God, my heart is fixed. I will sing and give praise even with my glory. The word fixed means established. What David is saying here is that his heart was not focused on God, but on his burden. Going back to Romans 10, it says what the hearty person believes.