Revelation 6:8

And I saw, and behold, a pale horse, and one sat on it, whose name was Death, and Hades followed him, and there was given him power over a fourth part of the earth to kill with the sword and with famine and with pestilence and by the beasts of the earth.

Treasury of Scripture Knowledge

Summary

It shall devour the strength of his skin: even the firstborn of death shall devour his strength.

The firstborn

Bible References

The firstborn

Revelation 6:8
And I saw, and behold, a pale horse, and one sat on it, whose name was Death, and Hades followed him, and there was given him power over a fourth part of the earth to kill with the sword and with famine and with pestilence and by the beasts of the earth.