Passage cross-references.

One woe is past; and, behold, there come two woes more hereafter.

The second woe is past; and, behold, the third woe cometh quickly.

And he spread it before me; and it was written within and without: and there was written therein lamentations, and mourning, and woe.

And I saw another angel fly in the midst of heaven, having the everlasting gospel to preach unto them that dwell on the earth, and to every nation, and kindred, and tongue, and people,

Are they not all ministering spirits, sent forth to minister for them who shall be heirs of salvation?

And the fifth angel sounded, and I saw a star fall from heaven unto the earth: and to him was given the key of the bottomless pit.

And I saw an angel standing in the sun; and he cried with a loud voice, saying to all the fowls that fly in the midst of heaven, Come and gather yourselves together unto the supper of the great God;

Bless the LORD, ye his angels, that excel in strength, that do his commandments, hearkening unto the voice of his word.

And they sung as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred and forty and four thousand, which were redeemed from the earth.