'Two' in the Bible

The first catastrophe is over. After these things, there are still two more catastrophes to come.

I will give my two witnesses who wear sackcloth the authority to prophesy for 1,260 days."

These witnesses are the two olive trees and the two lamp stands standing in the presence of the Lord of the earth.

Those living on earth will gloat over them, celebrate, and send gifts to each other, because these two prophets had tormented those living on earth.

However, the woman was given the two wings of a large eagle so that she could fly away from the serpent to her place in the wilderness, where she could be taken care of for a time, times, and half a time.

I saw another beast coming up out of the earth. It had two horns like a lamb and it talked like a dragon.