Revelation 4:8

And the four cherubs had each six wings apiece. And they were full of eyes around and within, and they had no rest day nor night, saying, Holy, holy, holy is the Lord God Almighty the Was and the Is and the Is to come.

Luke 12:5

But I will show you whom to fear; Fear him, who after killing has power to cast into hell; yes, I tell you, Fear him.

Hebrews 12:28-29

Wherefore, receiving a kingdom that cannot be shaken, let us have grace through which we may serve God acceptably, with piety and fear;

1 Peter 1:15-16

but as he that called you is holy be you also holy in all [your] conduct,

Revelation 15:4

who shall not fear thee, Lord, and glorify thy name? For thou only art holy, for all the nations shall come and worship before thee, for thy righteous ordinances have been made manifest.

Revelation 19:1-6

AFTER this I heard a loud voice as of a great multitude in heaven, saying, Halleluia, the salvation and glory and power of our God,

Treasury of Scripture Knowledge

Summary

Who is like unto thee, O LORD, among the gods? who is like thee, glorious in holiness, fearful in praises, doing wonders?

Bible References

Glorious

1 Peter 1:15
but as he that called you is holy be you also holy in all [your] conduct,
Revelation 4:8
And the four cherubs had each six wings apiece. And they were full of eyes around and within, and they had no rest day nor night, saying, Holy, holy, holy is the Lord God Almighty the Was and the Is and the Is to come.

Fearful

Luke 12:5
But I will show you whom to fear; Fear him, who after killing has power to cast into hell; yes, I tell you, Fear him.
Hebrews 12:28
Wherefore, receiving a kingdom that cannot be shaken, let us have grace through which we may serve God acceptably, with piety and fear;
Revelation 15:4
who shall not fear thee, Lord, and glorify thy name? For thou only art holy, for all the nations shall come and worship before thee, for thy righteous ordinances have been made manifest.
Revelation 19:1
AFTER this I heard a loud voice as of a great multitude in heaven, saying, Halleluia, the salvation and glory and power of our God,