But they did not understand what this meant. It was hidden from them, so that they did not grasp it, and they were afraid to ask him about it.
NIV
However, they did not comprehend this saying; and it was kept hidden from them, so that they should not grasp it and understand, and they were afraid to ask Him about the statement.
AMP
But they understood not this saying, and it was hid from them, that they perceived it not: and they feared to ask him of that saying.
KJV
When Jesus went outside, the Pharisees and the teachers of the law began to oppose him fiercely and to besiege him with questions,
NIV
As He left there, the scribes and the Pharisees [followed Him closely, and they] began to be enraged with and set themselves violently against Him and to draw Him out and provoke Him to speak of many things
AMP
And as he said these things unto them, the scribes and the Pharisees began to urge him vehemently, and to provoke him to speak of many things:
KJV