Isaiah 38:2
Then Hezekiah turned his face toward the wall, and prayed unto the LORD,
1 Kings 8:30
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.
Psalm 50:15
And call upon me in the day of trouble: I will deliver thee, and thou shalt glorify me.
Psalm 91:15
He shall call upon me, and I will answer him: I will be with him in trouble; I will deliver him, and honour him.
Matthew 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.