Revelation 4:8

And the four living creatures, having each of them six wings, around and within are full of eyes; and they have no rest day and night, saying, Holy, holy, holy, Lord God Almighty, who was, and who is, and who is to come.

Luke 1:10

And the whole multitude of the people was praying without at the time of the incense.

Hebrews 1:7

And of the angels he saith: "Who maketh his angels winds, and his ministers a flame of fire;"

Revelation 7:11

And all the angels were standing around the throne and the elders and the four living creatures, and they fell before the throne on their faces, and worshipped God,

Revelation 8:13

And I saw, and heard an eagle flying in midheaven, saying with a loud voice, Woe, woe, woe, to those who dwell on the earth, by reason of the remaining voices of the trumpet of the three angels who are yet to sound!

Revelation 14:6

And I saw another angel flying in midheaven, having an everlasting message of good tidings to proclaim to those who dwell on the earth, and to every nation, and tribe, and tongue, and people;

Treasury of Scripture Knowledge

Summary

Above it stood the seraphims: each one had six wings; with twain he covered his face, and with twain he covered his feet, and with twain he did fly.

Seraphims

Bible References

Stood

Luke 1:10
And the whole multitude of the people was praying without at the time of the incense.
Revelation 7:11
And all the angels were standing around the throne and the elders and the four living creatures, and they fell before the throne on their faces, and worshipped God,

Seraphims

Hebrews 1:7
And of the angels he saith: "Who maketh his angels winds, and his ministers a flame of fire;"

Wings

Revelation 4:8
And the four living creatures, having each of them six wings, around and within are full of eyes; and they have no rest day and night, saying, Holy, holy, holy, Lord God Almighty, who was, and who is, and who is to come.

Did fly

Revelation 8:13
And I saw, and heard an eagle flying in midheaven, saying with a loud voice, Woe, woe, woe, to those who dwell on the earth, by reason of the remaining voices of the trumpet of the three angels who are yet to sound!
Revelation 14:6
And I saw another angel flying in midheaven, having an everlasting message of good tidings to proclaim to those who dwell on the earth, and to every nation, and tribe, and tongue, and people;