Cross reference
2 Kings 20:2
2 Then he turned his face to the wall, and prayed unto the LORD, saying,
Psalms 50:15
15 And call upon me in the day of trouble: I will deliver thee, and thou shalt glorify me.
1 Kings 8:30
30 And hearken thou to the supplication of thy servant, and of thy people Israel, when they shall pray toward this place: and hear thou in heaven thy dwelling place: and when thou hearest, forgive.
Isaiah 38:2-3
2 Then Hezekiah turned his face toward the wall, and prayed unto the LORD,
3 And said, Remember now, O LORD, I beseech thee, how I have walked before thee in truth and with a perfect heart, and have done that which is good in thy sight. And Hezekiah wept sore.
Matthew 6:6
6 But thou, when thou prayest, enter into thy closet, and when thou hast shut thy door, pray to thy Father which is in secret; and thy Father which seeth in secret shall reward thee openly.