 Similarly, a divorce signed by witnesses in Israel was valid on prima facie evidence; but such a writ abroad was not valid unless verified by the oral testimony of the signing witnesses before the rabbinate, that "it was written and signed in our presence".The Rabbis prohibited the exportation of provisions which are necessaries of life, such as fruits, wines, oils, and firewood, and ordered that these provisions should be sold directly to the consumer in order to save to the purchaser the middleman's profit (B.B.