'Possible' in the Bible

Then the captain whose arm was supporting the king said to the man of God, Even if the Lord made windows in heaven, would such a thing be possible? And he said, Your eyes will see it, but you will not have a taste of the food.

And that captain said to the man of God, Even if the Lord made windows in heaven, would such a thing be possible? And he said to him, Your eyes will see it, but you will not have a taste of the food.

And Hazael said, How is it possible that your servant, who is only a dog, will do this great thing? And Elisha said, The Lord has made it clear to me that you will be king over Aram.

Now when Joram saw Jehu he said, Is it peace, Jehu? And he said in answer, What peace is possible while all the land is full of the disgusting sins of your mother Jezebel, and her secret arts?