Isaiah 38:2
Then Hezekiah turned his face toward the wall, and prayed unto the LORD,
1 Kings 8:30
And hearken unto the supplication of thy servant and of thy people Israel which they shall pray in this place. And hear thou, up unto heaven thy dwelling place, and when thou hearest have mercy.
Psalm 50:15
And call upon me in the time of trouble; so will I hear thee, and thou shalt praise me."
Psalm 91:15
When he calleth upon me, I shall hear him: Yea I am with him in his trouble; whereout I will deliver him, and bring him to honour.
Matthew 6:6
But when thou prayest, enter into thy chamber, and shut thy door to thee, and pray to thy father which is in secret; and thy father which seeth in secret, shall reward thee openly.