'Perhaps' in the Bible

and Ahab said to Obadiah, Go through the land, to all the fountains of water and to all the torrents, perhaps we may find grass to save the horses and the mules alive, so that we may not have to destroy some of our beasts.

And it came to pass at noon that Elijah mocked them and said, Cry aloud; for he is a god; for he is meditating, or gone aside, or he is on a journey; perhaps he sleeps, and will awake.

And his servants said to him, Behold now, we have heard that the kings of the house of Israel are merciful kings: let us, I pray thee, put sackcloth on our loins, and ropes upon our heads, and go out to the king of Israel; perhaps he will save thy life.