Contradiction with Proverbs 28:9
Explains that if one turns away from hearing the law, their prayer is an abomination, contrasting with Psalms 66:19 which acknowledges that God has indeed heard and attended to the voice of the prayer.
Proverbs 28:9: He that turneth away his ear from hearing the law, even his prayer [shall be] abomination.
Contradiction with Isaiah 59:2
Describes how iniquities separate individuals from God and prevent Him from hearing, contradicting Psalms 66:19 where God hears the prayer.
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 John 9:31
States that God does not hear sinners, which is in contrast with Psalms 66:19, where it is affirmed that God has heard a prayer.
John 9:31: Now we know that God heareth not sinners: but if any man be a worshipper of God, and doeth his will, him he heareth.
Contradiction with James 4:3
Claims that prayers are not received because they are asked with wrong motives, whereas Psalms 66:19 implies God listens to and receives prayer.
James 4:3: Ye ask, and receive not, because ye ask amiss, that ye may consume [it] upon your lusts. [lusts: or, pleasures]