Isaiah 6:3, 8
Isaiah 6:3 NKJV
And one cried to another and said: “Holy, holy, holy is the LORD of hosts; The whole earth is full of His glory!”
Isaiah 6:8 NKJV
Also I heard the voice of the Lord, saying: “Whom shall I send, And who will go for Us?” Then I said, “Here am I! Send me.”