when.

1 Kings 18:21
Then Elijah approached all the people and said, "How long will you waver between two opinions? If the LORD is God, follow Him. But if Baal is, follow him." But the people did not answer a word.

1 Kings 22:28
But Micaiah replied, "If you ever return safely, the LORD has not spoken through me." Then he added, "Take heed, all you people!"

Psalm 49:1, 2
Hear this, all you peoples; listen, all inhabitants of the world, . . .

Psalm 94:8
Take notice, O senseless among the people! O fools, when will you be wise?

Matthew 15:10
Jesus called the crowd to Him and said, "Listen and understand.

Luke 12:1, 54-57
In the meantime, a crowd of many thousands had gathered, so that they were trampling one another. Jesus began to speak first to His disciples: "Beware of the yeast of the Pharisees, which is hypocrisy. . . .

Luke 20:45-47
In the hearing of all the people, Jesus said to His disciples, . . .

and understand.

Proverbs 8:5
O you simple, learn to be shrewd, and you foolish, gain understanding.

Isaiah 6:9
And He replied, "Go and tell this people: 'Be ever hearing, but never understanding; be ever seeing, but never perceiving.'

Acts 8:30
So Philip ran up and heard the man reading Isaiah the prophet. "Do you understand what you are reading?" Philip asked.