⁹ Isaiah replied, “This is the sign from the Lord to prove that he will do as he promised. Would you like the shadow on the sundial to go forward ten steps or backward ten steps?^[a]”

⁷ “‘And this is the sign from the Lord to prove that he will do as he promised: ⁸ I will cause the sun’s shadow to move ten steps backward on the sundial^[a] of Ahaz!’” So the shadow on the sundial moved backward ten steps.

The Sign of Jonah

²⁹ As the crowd pressed in on Jesus, he said, “This evil generation keeps asking me to show them a miraculous sign. But the only sign I will give them is the sign of Jonah. ³⁰ What happened to him was a sign to the people of Nineveh that God had sent him. What happens to the Son of Man^[a] will be a sign to these people that he was sent by God.

Pharisees Demand a Miraculous Sign

¹¹ When the Pharisees heard that Jesus had arrived, they came and started to argue with him. Testing him, they demanded that he show them a miraculous sign from heaven to prove his authority.

¹² When he heard this, he sighed deeply in his spirit and said, “Why do these people keep demanding a miraculous sign? I tell you the truth, I will not give this generation any such sign.”

Leaders Demand a Miraculous Sign

16 One day the Pharisees and Sadducees came to test Jesus, demanding that he show them a miraculous sign from heaven to prove his authority.

² He replied, “You know the saying, ‘Red sky at night means fair weather tomorrow; ³ red sky in the morning means foul weather all day.’ You know how to interpret the weather signs in the sky, but you don’t know how to interpret the signs of the times!^{[a] 4} Only an evil, adulterous generation would demand a miraculous sign, but the only sign I will give them is the sign of the prophet Jonah.^[b]” Then Jesus left them and went away.