Contradiction with Proverbs 3:5
This verse emphasizes trusting in the Lord with all your heart and not relying solely on one's understanding, which might contradict the immediate assurance of deliverance suggested in Psalms 18:3.
Proverbs 3:5: Trust in the LORD with all thine heart; and lean not unto thine own understanding.
Contradiction with Ecclesiastes 9:11
Here, the verse talks about how chance happens to everyone, which might seem contrary to the certainty of salvation or deliverance expressed in Psalms 18:3.
Ecclesiastes 9:11: I returned, and saw under the sun, that the race [is] not to the swift, nor the battle to the strong, neither yet bread to the wise, nor yet riches to men of understanding, nor yet favour to men of skill; but time and chance happeneth to them all.
Contradiction with Isaiah 59:2
This verse suggests that sins can separate humans from God, which might contradict the direct call-and-response deliverance in Psalms 18:3.
Isaiah 59:2: But your iniquities have separated between you and your God, and your sins have hid [his] face from you, that he will not hear. [have hid: or, have made him hide]
Contradiction with Lamentations 3:8
This verse describes God not hearing prayers, which may seem contrary to the deliverance upon calling mentioned in Psalms 18:3.
Lamentations 3:8: Also when I cry and shout, he shutteth out my prayer.
Contradiction with James 4:3
This verse points out that asking with wrong motives can lead to prayers not being granted, which could contradict the straightforward salvation response in Psalms 18:3.
James 4:3: Ye ask, and receive not, because ye ask amiss, that ye may consume [it] upon your lusts. [lusts: or, pleasures]