John 14:5
Thomas saith to him, Lord, we know not whither thou goest; and how can we know the way?
John 11:16
Then said Thomas, who is called Didymus, to his fellow-disciples, Let us also go, that we may die with him.
Mark 8:17-18
And when Jesus knew it, he saith to them, Why reason ye, because ye have no bread? perceive ye not yet, neither understand? have ye your heart yet hardened?
Mark 9:19
He answered him, and saith, O faithless generation, how long shall I be with you, how long shall I suffer you? bring him to me.
Luke 24:25
Then he said to them, O fools, and slow of heart to believe all that the prophets have spoken!
John 15:12
This is my commandment, That ye love one another, as I have loved you.
John 20:25-28
The other disciples therefore said to him, We have seen the Lord. But he said to them, Except I shall see in his hands the print of the nails, and put my finger into the print of the nails, and thrust my hand into his side, I will not believe.
Hebrews 5:11-12
Of whom we have many things to say, and hard to be uttered, seeing ye are dull of hearing.