Mark 4:33
With many such parables He used to speak the Message to them according to their capacity for receiving it.
John 16:12
"I have much more to say to you, but you are unable at present to bear the burden of it.
Matthew 13:34-35
All this Jesus spoke to the people in figurative language, and except in figurative language He spoke nothing to them,
1 Corinthians 3:1-2
And as for myself, brethren, I found it impossible to speak to you as spiritual men. It had to be as to worldlings--mere babes in Christ.
Hebrews 5:11-14
Concerning Him we have much to say, and much that it would be difficult to make clear to you, since you have become so dull of apprehension.