1 Thessalonians 3:13
3:13 so that your hearts are strengthened in holiness to be blameless before our God and Father at the coming of our Lord Jesus with all his saints.
Acts 14:22-23
14:22 They strengthened the souls of the disciples and encouraged them to continue in the faith, saying, “We must enter the kingdom of God through many persecutions.”
14:23 When they had appointed elders for them in the various churches, with prayer and fasting they entrusted them to the protection of the Lord in whom they had believed.
Acts 16:5
16:5 So the churches were being strengthened in the faith and were increasing in number every day.
Ephesians 6:22
6:22 I have sent him to you for this very purpose, that you may know our circumstances and that he may encourage your hearts.
Philippians 1:25
1:25 And since I am sure of this, I know that I will remain and continue with all of you for the sake of your progress and joy in the faith,