Bede

And he said to his servants: Go before me, etc. Many from Judea had gone before, coming to the faith individually, and the Synagogue followed after them. For it was first said: But the Lord added to the number those who were being saved daily (Acts II); and afterward, indeed, the Church throughout all Judea and Galilee, and Samaria, had peace, and was being built up, walking in the fear of the Lord, and was filled with the comfort of the Holy Spirit. …

Commentary on Samuel ↗