Job 34:9For he hath said, It profiteth a man nothing that he should delight himself with God.
Psalms 26:6I will wash mine hands in innocency: so will I compass thine altar, O LORD:
Job 21:15What is the Almighty, that we should serve him? and what profit should we have, if we pray unto him?
Job 35:3For thou saidst, What advantage will it be unto thee? and, What profit shall I have, if I be cleansed from my sin?
Job 9:27If I say, I will forget my complaint, I will leave off my heaviness, and comfort myself:
Job 9:31Yet shalt thou plunge me in the ditch, and mine own clothes shall abhor me.
Psalms 24:4He that hath clean hands, and a pure heart; who hath not lifted up his soul unto vanity, nor sworn deceitfully.
Psalms 51:10Create in me a clean heart, O God; and renew a right spirit within me.
Malachi 3:14Ye have said, It is vain to serve God: and what profit is it that we have kept his ordinance, and that we have walked mournfully before the LORD of hosts?
Hebrews 10:19-22Having therefore, brethren, boldness to enter into the holiest by the blood of Jesus, By a new and living way, which he hath consecrated for us, through the veil, that is to say, his flesh; And having an high priest over the house of God; Let us draw near with a true heart in full assurance of faith, having our hearts sprinkled from an evil conscience, and our bodies washed with pure water.
James 4:8Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.