Proverbs 8:5

8:5 You who are naive, discern wisdom!

And you fools, understand discernment!

Isaiah 6:9

6:9 He said, “Go and tell these people:

‘Listen continually, but don’t understand!

Look continually, but don’t perceive!’

Acts 8:30

8:30 So Philip ran up to it and heard the man reading Isaiah the prophet. He asked him, “Do you understand what you’re reading?”