Acts 17:20
For you bring some strange things to our ears: we wish to understand then what these things mean.
1 Peter 4:4
They are amazed at this that you run not with them into the same excess of debauchery, and they revile you.
Matthew 19:23-25
Jesus said to his disciples: Verily I say to you, A rich man will with difficulty enter into the kingdom of heaven.
Mark 9:10
And they kept the matter to themselves, inquiring of one another what the rising from the dead could mean.
Mark 10:24-26
And his disciples were amazed at his words. But Jesus, answering again, said to them: Children, how hard it is for those who trust in riches to enter the kingdom of God!
John 6:60
Therefore, many of his disciples, when they heard him, said: This is a hard saying; who can hear it?
John 7:35-36
Then the Jews said among themselves: Whither is this man about to go, that we shall not find him? Is he about to go to those who are dispersed among the Greeks, and to teach the Greeks?
Acts 2:12
And they were all in amazement and doubt, and said, one to another: What can this mean?
Acts 10:17
Now, while Peter was perplexed within himself about the meaning of the vision which he had seen, behold, the men who had been sent from Cornelius, having made inquiry for the house of Simon, stood before the gate.
1 Corinthians 1:18
For the preaching of the cross is to those who perish, foolishness; but to us who are saved, it is the power of God.
1 Corinthians 1:23
but we preach Christ crucified; to the Jews, indeed, a stumbling-block, and to the Greeks, foolishness:
1 Corinthians 2:14
But an animal man receives not the things of the Spirit of God, for they are foolishness to him, and he can not know them, because they are spiritually discerned.
Hebrews 5:11
Of him we have many things to say, and difficult to be explained, if we do say them, since you are slow in understanding.