'Single' in the Bible

Then the sixth angel blew his trumpet, and I heard a single voice coming from the horns on the golden altar that is before God,

These kings have a single intent, and they will give their power and authority to the beast.

For this reason, she will experience her plagues in a single day: disease, mourning, and famine, and she will be burned down with fire, because the Lord God who judges her is powerful!"

They will stand a long way off because they are afraid of her torment, and will say, "Woe, woe, O great city, Babylon the powerful city! For in a single hour your doom has come!"

because in a single hour such great wealth has been destroyed!" And every ship's captain, and all who sail along the coast -- seamen, and all who make their living from the sea, stood a long way off

And they threw dust on their heads and were shouting with weeping and mourning, "Woe, Woe, O great city -- in which all those who had ships on the sea got rich from her wealth -- because in a single hour she has been destroyed!"