For the battle is difficult to win otherwise.
Therefore, go and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit – Matthew 28.19
“I also pray that you will understand the incredible greatness of God’s power for us who believe him. This is the same mighty power that raised Christ from the dead and seated him in the place of honor at God’s right hand in the heavenly realms.” – Ephesians 1:19-20
And I tell you that you are Peter,and on this rock I will build my church, and the gates of Hades will not overcome it. (Matthew 16:13-20)