Cross reference
2 Kings 20:2
2 Then, turning his face to the wall, he made his prayer to the Lord, saying,
Psalms 50:15
15 Let your voice come up to me in the day of trouble; I will be your saviour, so that you may give glory to me.
1 Kings 8:30
30 Give ear to the prayers of your servant, and the prayers of your people Israel, when they make their prayers, turning to this place; give ear in heaven your living-place, and hearing, have mercy.
Isaiah 38:2-3
2 And Hezekiah, turning his face to the wall, made his prayer to the Lord, saying,
3 O Lord, keep in mind how I have been true to you with all my heart, and have done what is good in your eyes. And Hezekiah gave way to bitter weeping.
Matthew 6:6
6 But when you make your prayer, go into your private room, and, shutting the door, say a prayer to your Father in secret, and your Father, who sees in secret, will give you your reward.