sentences:  Saba's two sons were forcibly taken from him, and he fled from Oporto, abandoning his entire library and succeeding only at the risk of his life in saving his own works in manuscript.He fled to Lisbon, but before reaching there was told of a new order of the king decreeing the death of any Jew with whom a Hebrew book or "tefillin" (phylacteries) were found.He hid his manuscripts and "tefillin" under an olive-tree and entered the city.