Revelation 6:10-12

Holman Christian Standard Bible

¹⁰ They cried out with a loud voice: “Lord,^[a] the One who is holy and true, how long until You judge and avenge our blood from those who live on the earth?” ¹¹ So a white robe was given to each of them, and they were told to rest a little while longer until the number would be completed of their fellow slaves and their brothers, who were going to be killed just as they had been.

The Sixth Seal

¹² Then I saw Him open^[b] the sixth seal. A violent earthquake occurred; the sun turned black like sackcloth^(A) made of goat hair; the entire moon^[c] became like blood;