Psalm 66:18
If I regard iniquity in my heart, the Lord will not hear me:
Proverbs 28:9
He that turns away his ear from hearing the law, even his prayer shall be abomination.
Isaiah 1:15
And when you spread forth your hands, I will hide my eyes from you: yea, when you make many prayers, I will not hear: your hands are full of blood.
John 9:31
Now we know that God hears not sinners: but if any man be a worshiper of God, and does his will, him he hears.
James 4:3
You ask, and receive not, because you ask amiss, that you may spend it upon your lusts.
Job 27:8-9
For what is the hope of the hypocrite, though he has gained, when God takes away his soul?
Job 36:21
Take heed, regard not iniquity: for this have you chosen rather than affliction.
Proverbs 15:8
The sacrifice of the wicked is an abomination to the LORD: but the prayer of the upright is his delight.
Proverbs 15:29
The LORD is far from the wicked: but he hears the prayer of the righteous.
Proverbs 21:13
Whosoever stops his ears at the cry of the poor, he also shall cry himself, but shall not be heard.