“And they devoted themselves to the apostles’ teaching and the fellowship, to the breaking of bread and the prayers.” Acts 2:42

“And when they had prayed, the place in which they were gathered together was shaken, and they were all filled with the Holy Spirit and continued to speak the word of God with boldness.” Acts 4:31

“Continue steadfastly in prayer, being watchful in it with thanksgiving.” Colossians 4:2

“Pray without ceasing.” 1 Thessalonians 5:17​