Definition: "CD6" is a term in the Bible referring to "the seven seals" (Revelation 6:23-25). It is a four-page depiction of the seven trumpets (Revelation 10:4-7) which are given by God as an act of judgment on those who cause the destruction of the earth (Rev. 8:9-11, 19:11), and their actions against God's people, humanity and the earth in general.