Acts 17:20
For thou bringest certain new things to our ears; we desire, therefore, to know what these things mean.
Hosea 8:12
I have written to him the great things of my law, but they were counted as strange things.
1 Peter 4:4
And it seems strange to those that speak evil of you, that ye do not run with them to the same unchecked dissolution;
Matthew 19:23-25
Then said Jesus unto his disciples, Verily I say unto you, It is difficult that a rich man shall enter into the kingdom of the heavens.
Mark 9:10
And they kept the word within themselves, questioning one with another what the rising from the dead should be.
Mark 10:24-26
And the disciples were astonished at his words. But Jesus answered again and said unto them, Children, how hard is it for those that trust in riches to enter into the kingdom of God!
John 6:60
Many therefore of his disciples when they had heard this said, This is a hard word; who can hear it?
John 7:35-36
Then the Jews said among themselves, Where will he go that we shall not find him? Will he go unto the dispersed among the Greeks and teach the Greeks?
Acts 2:12
And they were all amazed and were in doubt, saying one to another, What does this mean?
Acts 10:17
Now while Peter doubted in himself what this vision which he had seen should mean, behold, the men who were sent from Cornelius had made enquiry for Simon's house and stood before the gate
1 Corinthians 1:18
For the word of the cross is foolishness to those that perish, but unto us who are saved, it is the power of God.
1 Corinthians 1:23
but we preach Christ crucified, , unto the Jews a stumblingblock and unto the Gentiles foolishness;
1 Corinthians 2:14
But the natural man does not perceive the things of the Spirit of God, for they are foolishness unto him; neither can he understand them because they are spiritually discerned.
Hebrews 5:11
Of whom we have many things to say and difficult to declare, seeing ye are hard of hearing.