Psalm 66:18

If I incline unto wickedness with my heart, the LORD will not hear me.

Proverbs 28:9

He that turneth away his ear from hearing the law, his prayer shall be abhorred.

Isaiah 1:15

When ye hold out your hands, I will turn my eyes from you. And though ye make many prayers, yet will I hear nothing at all; for your hands are full of blood.

John 9:31

For we be sure that God heareth not sinners: But if any man be a worshipper of God, and do what his will is, him heareth he.

James 4:3

Ye ask and receive not, because ye ask amiss, even to consume it upon your voluptuousness.

Job 27:8-9

What hope hath the hypocrite, though he have great good, and though God give him riches after his heart's desire?

Job 36:21

But beware that thou turn not aside to wickedness and sin, which hitherto thou hast chosen more than meekness.

Proverbs 15:8

The LORD abhorreth the sacrifice of the ungodly; but the prayer of the righteous is acceptable to him.

Proverbs 15:29

The LORD is far from the ungodly; but he heareth the prayer of the righteous.

Proverbs 21:13

Whoso stoppeth his ear at the crying of the poor; he shall cry himself and not be heard.

Treasury of Scripture Knowledge

Summary

If I regard iniquity in my heart, the Lord will not hear me:

Bible References

If i regard

Job 27:8
What hope hath the hypocrite, though he have great good, and though God give him riches after his heart's desire?
Proverbs 15:8
The LORD abhorreth the sacrifice of the ungodly; but the prayer of the righteous is acceptable to him.
Proverbs 21:13
Whoso stoppeth his ear at the crying of the poor; he shall cry himself and not be heard.
Proverbs 28:9
He that turneth away his ear from hearing the law, his prayer shall be abhorred.
Isaiah 1:15
When ye hold out your hands, I will turn my eyes from you. And though ye make many prayers, yet will I hear nothing at all; for your hands are full of blood.
John 9:31
For we be sure that God heareth not sinners: But if any man be a worshipper of God, and do what his will is, him heareth he.
James 4:3
Ye ask and receive not, because ye ask amiss, even to consume it upon your voluptuousness.