We see the early Christians pray in Acts 4:24-26 like this,
“They lifted their voices to God with one accord and said, ‘O Lord, it is You who made the heavens and the earth and the sea, and all that is in them, who by the Holy Spirit, through the mouth of our father David your servent, said [quoting Psalm 2], ‘Why did the Gentiles rage, and the peoples devise futile things? The kings of the earth took their stand, and the rulers were gathered together against the Lord and against his Christ’” The Word incarnates prayer means that prayers are mostly invisible and held within the soul both in the closet and in the church. However their effects are out in the open in the lives of many and through the nations. Through direct encounters of His word, God advances His purposes in cultural reformation, personal transformation, and world evangelization (Piper,