The Pulpit Commentary - Matthew 6:6
But thou (emphatic) when thou prayset, enter into thy closet, and when thou hast shut thy door, pray, etc. An adaptation of Isaiah 26:20 (cf. also 2 Kings 4:33 ). The prophet's language describing the action befitting a time of terror is used by our Lord to express what ought to be the normal practice of each of his followers. Observe that the widow of one of the sons of the prophets so acted when she was about to receive the miraculous supply of oil ( 2 Kings 4:4 , 2 Kings 4:5 ). ... read more
The Pulpit Commentary - Matthew 6:5-15
Prayer. read more