15 Bible Verses about Calendars

Now the children of Israel after their number, the heads of fathers' [houses] and the captains of thousands and of hundreds, and their officers who served the king, in any matter of the divisions which came in and went out month by month throughout all the months of the year -- of every division were twenty-four thousand.

He appointed the moon for seasons. The sun knows when to set.

God said, "Let there be lights in the expanse of sky to divide the day from the night; and let them be for signs, and for seasons, and for days and years;

In the six hundredth year of Noah's life, in the second month, on the seventeenth day of the month, on the same day all the fountains of the great deep were burst open, and the sky's windows were opened.

The ship rested in the seventh month, on the seventeenth day of the month, on Ararat's mountains.

"This month shall be to you the beginning of months. It shall be the first month of the year to you.

"On the first day of the first month you shall raise up the tabernacle of the Tent of Meeting.

God called the light "day," and the darkness he called "night." There was evening and there was morning, one day.

It happened in the four hundred and eightieth year after the children of Israel were come out of the land of Egypt, in the fourth year of Solomon's reign over Israel, in the month Ziv, which is the second month, that he began to build the house of Yahweh.

For everything there is a season, and a time for every purpose under heaven:

But no one knows of that day and hour, not even the angels of heaven, but my Father only.

Seventy weeks are decreed on your people and on your holy city, to finish disobedience, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up vision and prophecy, and to anoint the most holy. Know therefore and discern, that from the going forth of the commandment to restore and to build Jerusalem to the Anointed One, the prince, shall be seven weeks, and sixty-two weeks: it shall be built again, with street and moat, even in troubled times. After the sixty-two weeks the Anointed One shall be cut off, and shall have nothing: and the people of the prince who shall come shall destroy the city and the sanctuary; and its end shall be with a flood, and even to the end shall be war; desolations are determined.read more.
He shall make a firm covenant with many for one week: and in the midst of the week he shall cause the sacrifice and the offering to cease; and on the wing of abominations [shall come] one who makes desolate; and even to the full end, and that determined, shall [wrath] be poured out on the desolate.

But when the fullness of the time came, God sent out his Son, born to a woman, born under the law,

But he answered them, "When it is evening, you say, 'It will be fair weather, for the sky is red.' In the morning, 'It will be foul weather today, for the sky is red and threatening.' Hypocrites! You know how to discern the appearance of the sky, but you can't discern the signs of the times! An evil and adulterous generation seeks after a sign, and there will be no sign given to it, except the sign of the prophet Jonah." He left them, and departed.

Now the birth of Jesus Christ was like this; for after his mother, Mary, was engaged to Joseph, before they came together, she was found pregnant by the Holy Spirit.