Matthew 16:2

King James 3 - The Literal Traslation

But answering, He said to them, Evening coming on, you say, Clear sky, for the heaven is red.

Cross References

Matthew 16:3

And at morning, Today a winter storm, for the heaven is red, being overcast. Hypocrites! You indeed know how to discern the face of the heaven, but you cannot the signs of the times.