To whom also He shewed Himself alive after His passion by many infallible proofs, being seen of them forty days, and speaking of the things pertaining to the kingdom of God:- Acts 1:3

Jesus saith unto him, "Thomas, because thou hast seen Me, thou hast believed: blessed are they that have not seen, and yet have believed."- John 20:29

And that repentance and remission of sins should be preached in His name among all nations, beginning at Jerusalem.- Luke 24:47