NT.filter - drb sky:

drb@Matthew:16:2 @But he answered and said to them: When it is evening, you say, It will be fair weather, for the sky is red.

drb@Matthew:16:3 @And in the morning: To day there will be a storm, for the sky is red and lowering. You know then how to discern the face of the sky: and can you not know the signs of the times?