Isaiah 6:3 in the King James Version
And one cried unto another, and said, Holy, holy, holy, is the LORD of hosts: the whole earth is full of his glory.
Context
2 Above him stood the seraphim. Each one had six wings. With two he covered his face. With two he covered his feet. With two he flew.
3 One called to another, and said, “Holy, holy, holy, is the LORD of Armies! The whole earth is full of his glory!”
4 The foundations of the thresholds shook at the voice of him who called, and the house was filled with smoke.