6:2 - And I saw, and behold a white horse: and he that sat on him had a bow; and a crown was given unto him: and he went forth conquering, and to conquer.

Irenaeus Against Heresies Book IV
For to this end was the Lord born, the type of whose birth he set forth beforehand, of whom also John says in the Apocalypse: "He went forth conquering, that He should conquer."[322]
Tertullian De Corona
feels so justly confident has been laid up for him. The angel[64]

6:4 - And there went out another horse that was red: and power was given to him that sat thereon to take peace from the earth, and that they should kill one another: and there was given unto him a great sword.

Tertullian On Modesty
For, in coming to the High Priest of the Father-Christ-all impediments must first be taken away, in the space of a week, that the house which remains, the flesh and the soul, may be clean; and when the Word of God has entered it, and has found "stains of red and green," forthwith must the deadly and sanguinary passions "be extracted" and "cast away" out of doors-for the Apocalypse withal has set "death" upon a "green horse," but a "warrior" upon a "red"[261]

6:9 - And when he had opened the fifth seal, I saw under the altar the souls of them that were slain for the word of God, and for the testimony which they held:

Clement of Alexandria The Instructor Book II
It says also, "I saw the souls of those that had witnessed, beneath the altar, and there was given to each a white robe."[229]
Tertullian A Treatise on the Soul
How is it, then, that the region of Paradise, which as revealed to John in the Spirit lay under the altar,[319]
Tertullian On the Resurrection of the Flesh
In the Revelation of John, again, the order of these times is spread out to view, which "the souls of the martyrs" are taught to wait for beneath the altar, whilst they earnestly pray to be avenged and judged:[172]
Tertullian Scorpiace
Who, pray, are these so blessed conquerors, but martyrs in the strict sense of the word? For indeed theirs are the victories whose also are the fights; theirs, however, are the fights whose also is the blood. But the souls of the martyrs both peacefully rest in the meantime under the altar,[87]
Five Books in Reply to Marcion
Upon their slaughter.[253]
Cyprian Treatise IX On the Advantage of Patience
er the altar of God the souls of them that were slain for the word of God, and for their testimony; and they cried with a loud voice, saying, How long, O Lord, holy and true, dost Thou not judge and avenge our blood on them that dwell on the earth? And there were given to them each white robes; and it was said unto them that they should rest yet for a little season, until the number of their fellow-servants and brethren is fulfilled, who afterwards shall be slain after their example."[49]
Cyprian Treatise XII Three Books of Testimonies Against the Jews
And they cried with a loud voice, saying, How long, O Lord, holy and true, dost Thou not judge and avenge our blood on them that dwell on the earth? And unto every one of them were given white robes; and it was said to them, that they should rest still for a short time, until the number of their fellow-servants, and of their brethren, should be fulfilled, and they who shall afterwards be slain, after their example."[487]

6:10 - And they cried with a loud voice, saying, How long, O Lord, holy and true, do you not judge and avenge our blood on them that dwell on the earth?

Tertullian On Prayer
cry in jealousy unto the Lord "How long, Lord, dost Thou not avenge our blood on the inhabitants of the earth? "[35]
Origen Commentary on Matthew Book XII
and in the Apocalypse, "Death and Hades follow some."[224]

6:12 - And I beheld when he had opened the sixth seal, and, lo, there was a great earthquake; and the sun became black as sackcloth of hair, and the moon became as blood;

A Treatise Against the Heretic Novatian by an Anonymous Bishop
And the kings of the earth, and all the great men, and the tribunes, and the rich men, and the strong men, and every slave, and every free man, hid themselves in the caves and in the caverns of the mountains; saying to the mountains and to the rocks, Fall upon us, and hide us from the sight of the Father that sitteth upon the throne, and from the wrath of the Lamb: because the day of destruction cometh; and who shall be able to stand? "[70]

6:13 - And the stars of heaven fell unto the earth, even as a fig tree casts her untimely figs, when she is shaken of a mighty wind.

Tertullian Against Hermogenes
when she is shaken of a mighty wind."[368]

6:14 - And the heaven departed as a scroll when it is rolled together; and every mountain and island were moved out of their places.

Dubious Hippolytus Fragments
The heaven shall be rolled together like a scroll:[109]