Luke 2:37
and as a widow till she was eighty-four. She did not depart from the temple, but worshipped with fasting and prayer night and day.
Acts 10:30
Cornelius said, "Four days ago to this hour, I was praying in my house during the ninth hour; and behold, a man stood before me in shining garments,
James 4:8-10
Draw near to God and he will draw near to you. Cleanse your hands, you sinners, and purify your hearts, you double-minded.
James 5:16-18
Therefore, confess your sins to one another, and pray for one another so that you may be healed. The prayer of a righteous man is powerful and effective.