"All the trees of the field shall know" (ibid.); this (expression) refers to the nations of the world. "That I the Lord have brought down the high tree" (ibid.) (this refers to Nimrod). "I have exalted the low tree" (ibid.); this is Abraham our father. "I have dried up the green tree," refers to the breasts of the wives of the nations of the world. || "I have made the dry tree to flourish"; this refers to the breasts of Sarah, for they brought their children to be suckled by Sarah's breasts, for Sarah gave suck to all their children in peace, as it is said, "And she said, Who would have said unto Abraham, that Sarah should give children suck?" (Gen. 21:7).