15 Bible Verses about Calendars

Now the children of Israel after their number, to wit, the chief fathers, and captains of thousands and hundreds, and their officers that served the king in any matter of the courses, which came in and went out month by month throughout all the months of the year, of every course were twenty and four thousand.

He appointeth the moon for seasons: the sun knoweth his going down.

And God said, Let there be lights in the firmament of the heaven, 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, the seventeenth day of the month, the same day were all the fountains of the great deep broken up, and the windows of heaven were opened.

And the ark rested in the seventh month, on the seventeenth day of the month, upon the mountains of Ararat.

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 shalt thou set up the tabernacle of the tent of the congregation.

And God called the light Day, and the darkness he called Night: and the evening and the morning were the first day.

And it came to pass in the four hundred and eightieth year after the children of Israel had come out of the land of Egypt, in the fourth year of Solomon's reign over Israel, in the month of Zif, which is the second month, that he began to build the house of the LORD.

To every thing there is a season, and a time to every purpose under the heaven:

But of that day and hour knoweth no man, no, not the angels of heaven, but my Father only.

Seventy weeks are determined upon thy people and upon thy holy city to finish the transgression, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up the vision and prophecy, and to anoint the most Holy. Know therefore and understand, that from the going forth of the commandment to restore and to build Jerusalem to the Messiah the Prince shall be seven weeks, and sixty and two weeks: the street shall be built again, and the wall, even in troublous times. And after sixty and two weeks shall Messiah be cut off, but not for himself: and the people of the prince that shall come shall destroy the city and the sanctuary; and its end shall be with a flood, and to the end of the war desolations are determined.read more.
And he shall confirm the covenant with many for one week: and in the midst of the week he shall cause the sacrifice and the oblation to cease, and for the overspreading of abominations, he shall make it desolate, even until the consummation, and that determined shall be poured upon the desolate.

But when the fullness of the time was come, God sent forth his Son, born of a woman, born under the law,

He answered and said to them, When it is evening, ye say, It will be fair weather: for the sky is red. And in the morning, It will be foul weather to-day: for the sky is red and lowering. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times? A wicked and adulterous generation seeketh for a sign; and there shall no sign been to it, but the sign of the prophet Jonah. And he left them, and departed.

Now the birth of Jesus Christ was in this manner: When his mother Mary was espoused to Joseph, before they came together, she was found with child by the Holy Spirit.