Luke 12:5

But I will show you whom you should fear: fear him who, after he has killed, has power to cast into hell; yes, I tell you, fear him!

Revelation 15:4

Who will not fear, O Lord, and glorify your name? For you alone are holy. All the nations will come and worship before you, for your righteous acts have been revealed."

Treasury of Scripture Knowledge

Summary

For the LORD is great, and greatly to be praised: he is to be feared above all gods.

Bible References

He is

Luke 12:5
But I will show you whom you should fear: fear him who, after he has killed, has power to cast into hell; yes, I tell you, fear him!
Revelation 15:4
Who will not fear, O Lord, and glorify your name? For you alone are holy. All the nations will come and worship before you, for your righteous acts have been revealed."