In John chapter 12 the Lord spoke to a crowd about His impending death by crucifixion, saying that He will be lifted up, signifying to them His manner of death.
“When it is evening you say, ‘It will be fair weather, for the sky is red’; and in the morning, ‘It will be foul weather today, for the sky is red and threatening.’ Hypocrites! You know how to discern the face of the sky, but you cannot discern the signs of the times.” Matthew 16:2b-3.
“And what I say to you, I say to all: Watch!” Mark 13:37.
“Then God said, ‘Let there be lights in the firmament of the heavens to divide the day from the night; and let them be for signs and seasons, and for days and years; and let them be for lights in the firmament of the heavens to give light on the earth’; and it was so.” Genesis 1:14-15.
“Now it happened, as He went into the house of one of the rulers of the Pharisees to eat bread on the Sabbath, that they watched Him closely.” Luke 14:1.