2 Kings 20:2
Then, turning his face to the wall, he made his prayer to the Lord, saying,
1 Kings 8:30
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
And Hezekiah, turning his face to the wall, made his prayer to the Lord, saying,
Matthew 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.