Cross reference
Psalms 73:13
13 Verily I have cleansed my heart in vain, and washed my hands in innocency.
Psalms 26:6
6 I will wash mine hands in innocency: so will I compass thine altar, O LORD:
Job 34:9
9 For he hath said, It profiteth a man nothing that he should delight himself with God.
Job 21:15
15 What is the Almighty, that we should serve him? and what profit should we have, if we pray unto him?
Job 35:3
3 For thou saidst, What advantage will it be unto thee? and, What profit shall I have, if I be cleansed from my sin?
James 4:8
8 Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.
Hebrews 10:19-22
19 Having therefore, brethren, boldness to enter into the holiest by the blood of Jesus,
20 By a new and living way, which he hath consecrated for us, through the veil, that is to say, his flesh;
21 And having an high priest over the house of God;
22 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.
Malachi 3:14
14 Ye 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?
Psalms 51:10
10 Create in me a clean heart, O God; and renew a right spirit within me.
Psalms 24:4
4 He that hath clean hands, and a pure heart; who hath not lifted up his soul unto vanity, nor sworn deceitfully.
Job 9:31
31 Yet shalt thou plunge me in the ditch, and mine own clothes shall abhor me.
Job 9:27
27 If I say, I will forget my complaint, I will leave off my heaviness, and comfort myself: