Please read devotional #22 regarding Acts 1:14. What an example of the church, coming together to pray for one anther and maintaining their spiritual edge. The church was obedient to the direction of Jesus as He ascended into heaven when He commanded; "Do not leave Jerusalem but wait for the gift my Father promised, which you heard me speak about. For John baptized with water, but in a few days you will be baptized with the Holy Spirit." (Acts 1:4-5) The Holy Spirit would empower the the followers of Christ to be witnesses of the Gospel.
Praying together, unifies the church in receiving their God directed plan to be witnesses. The early church prayed before sending out workers and pastors to their assignments. According to Acts 1:14, this was not merely assembling the church for the purpose of sending or making decisions. This was the prayer of consistent practice and chosen lifestyle.
The jumbo church in Korea is a church that holds prayer in priority and is a leader in sharing the Gospel and seeing results. The reason to pray is not merely for growth, but relationship with Christ for our personal lives and personal growth as we learn of Him and His ways. James 4:8 says: "Come near to God and He will come near to you......" John 6:13 "But when he, the Holy Spirit of truth, comes,he will guide you into all truth........" Have you prayed to receive the Holy Spirit?