Can a fig tree, my brothers, yield olives, or a vine figs? Thus no spring yields both salt water and fresh water.
Yet I had planted you a noble vine, a pure and faithful seed. How then have you turned into the degenerate branches of a foreign vine to me?
“Either make the tree good and its fruit good, or make the tree corrupt and its fruit corrupt; for the tree is known by its fruit.
Seeing a fig tree by the road, he came to it and found nothing on it but leaves. He said to it, “Let there be no fruit from you forever!” Immediately the fig tree withered away.
Does a spring send out from the same opening fresh and bitter water?