Such men as David and Daniel acknowledged their own un-righteousness in contrast to the righteousness of God, and as a result their penitential prayers gained great power and effectiveness.
– A.W.Tozer; Knowledge of the Holy; Kindle Version; Page 69
The idea that God reveals Himself in the creation is not held with much vigor by modern Christians; but it is, nevertheless, set forth in the inspired Word, especially in the writings of David and Isaiah in the Old Testament and in Paul’s Epistle to the Romans in the New.
– A.W.Tozer; Knowledge of the Holy; Kindle Version; Page 13
When David prayer in the Psalms about his unconfessed sin, he admitted they crushed him, blinded him so that he couldn’t look at God – they festered like untreated wounds and killed his love for God (Psalm 40:12; 38:5). Unrepentant and cherished sin douses the fire of the first love.
– Kris Lundgaard, The Enemy Within: Straight Talk About the Power and Defeat of Sin, copyright 1998, page 117