'In Those Days' in the Bible

It came to pass in those days, a decree went out from Augustus Caesar, to enroll all the world.

But the days will come when the bridegroom must indeed be taken away from them, then will they fast in those days.

And it came to pass in those days, that He went out into the mountain to pray; and was there through the night in the prayer of God.

But alas to those in gestation and nursing in those days! For there shall be great distress upon the earth, and wrath to this people.

And learning that He is from the jurisdiction of Herod, he sent Him up to Herod, being himself in Jerusalem in those days.