Witness of the Holy Spirit: The First Preaching of the Gospel Confirmed By
Source: TTT
Acts 14:3
So Paul and Barnabas spent considerable time there, speaking boldly for the Lord, who affirmed the message of His grace by enabling them to perform signs and wonders.
Hebrews 2:4
and was affirmed by God through signs, wonders, various miracles, and gifts of the Holy Spirit distributed according to His will.