And said, O man greatly beloved, fear not: peace be unto you, be strong, yea, be strong. And when he had spoken unto me, I was strengthened, and said, Let my lord speak; for you have strengthened me.
All Commentaries on Daniel 10:19 Go To Daniel 10
Jerome
AD 420
For unless the angel had reassured him by touching him like a son of man, so that his heart was freed of terror, he would not have been able to hearken to God's secrets. For that reason he now says, "Speak, for thou hast reassured me; for thou hast enabled me both to hear and understand what thou sayest."