Behold, he comes with clouds; and every eye shall see him, and they also who pierced him: and all tribes of the earth shall wail because of him. Even so, Amen.
All Commentaries on Revelation 1:7 Go To Revelation 1
Tertullian of Carthage
AD 220
And then shall they "learn to know Him whom they pierced, and shall beat their breasts tribe by tribe; ".
So as even to be recognised by those who pierced Him.
For they affirm that without those letters truth cannot be found; nay more, that in those letters the whole plenitude and perfection of truth is comprised; for this was why Christ said, "I am the Alpha and the Omega."