'Two' in the Bible

The first woe is past; two other woes have still to come.

The number of the cavalry was two hundred millions; I heard their number.

And I will authorize My two witnesses to prophesy for 1,260 days, clothed in sackcloth.

"These witnesses are the two olive-trees, and they are the two lamps which stand in the presence of the Lord of the earth.

The inhabitants of the earth rejoice over them and are glad and will send gifts to one another; for these two Prophets had greatly troubled the inhabitants of the earth."

Then, the two wings of a great eagle were given to the woman to enable her to fly away into the Desert to the place assigned her, there to be cared for, for a period of time, two periods of time, and half a period of time, beyond the reach of the serpent.

Then I saw another Wild Beast, coming up out of the earth. He had two horns like those of a lamb, but he spoke like a dragon.