His testimony is greater
1 John 5:9 If we receive the witness of men, the witness of God is greater: for this is the witness of God which he has testified of his Son.
He is greater than your situation/enemy
2 Kings 6: 13 And he said, Go and spy where he is, that I may send and fetch him. And it was told him, saying, Behold, he is in Dothan.
14 Therefore sent he thither horses, and chariots, and a great host: and they came by night, and compassed the city about.
15 And when the servant of the man of God was risen early, and gone forth, behold, an host compassed the city both with horses and chariots. And his servant said unto him, Alas, my master! how shall we do?
16 And he answered, Fear not; for they that be with us are more than they that be with them.
17 And Elisha prayed, and said, Lord, I pray thee, open his eyes, that he may see. And the Lord opened the eyes of the young man; and he saw: and behold, the mountain was full of horses and chariots of fire round about Elisha.
Deut. 1:28 Whither shall we go up? our brethren has discouraged our heart, saying, The people is greater and taller than we; the cities are great and walled up to heaven; and moreover we have seen the sons of the Anakims there.
Deut. 9:1 Hear, O Israel: Thou art to pass over Jordan this day, to go in to posses nations greater and mightier than thyself, cities great and fenced up to heaven.
He is greater than the world
1 John 4:4 Ye are of God, little children, and have overcome them: because greater is he that is in you, than he that is in the world.
John 16:33 These things I have spoken unto you, that in me ye might have peace. In the world ye shall have tribulation: but be of good cheer; I have overcome the world.
He is greater than your doubt, your shame, your heart
1 John 3:20 For if our heart condemn us, God is greater than our heart, and knoweth all things.