And he set the rods which he had pilled before the flocks in the gutters in the watering troughs when the flocks came to drink, that they should conceive when they came to drink.
Ver. 38. And he set the rods which he had pilled.] This was done, partly by the force of the fantasy, which is much affected with objects of the sight; or some other cogitation in the time of conception: partly and chiefly by the blessing of God: for, he that shall now try the same conclusion, shall find himself frustrated.