saints and prayer.....

Act-2:42 And they continued stedfastly in the apostles' doctrine and fellowship, and in breaking of bread, and in prayers. 

Act-3:1 Now Peter and John went up together into the temple at the hour of prayer,  being the ninth  hour.

Act-4:31 And when they had prayed, the place was shaken where they were assembled together; and they were all filled with the Holy Ghost, and they spake the word of God with boldness.

Act-6:4 But we will give ourselves continually to prayer, and to the ministry of the word.

Act-8:15 Who, when they were come down, prayed for them, that they might receive the Holy Ghost: 

Eph-6:18 Praying always with all prayer and supplication in the Spirit, and watching thereunto with all perseverance and supplication for all saints;