Acts 9:2
2 and asked him for letters to the synagogues at Damascus, so that if he found any belonging to the fWay, men or women, he might bring them bound to Jerusalem.
Acts 18:27
27 And owhen he wished to cross to Achaia, the brothers encouraged him and wrote to the disciples to welcome him. When he arrived, he greatly helped those who through grace had believed,
Acts 22:5
5 as the high priest and the whole council of elders can bear me witness. From them I received letters to the brothers, and I journeyed toward Damascus to take those also who were there and bring them in bonds to Jerusalem to be punished.
1 Corinthians 16:3
3 And when I arrive, lI will send mthose whom you accredit by nletter to carry your gift to Jerusalem.