Born around 1045, Isaac (Abū Ibrāhῑm) ibn Ezra was the older brother of Moses ibn Ezra. He lived in Granada quite probably until the arrival of the Almoravids in 1090, when he had to leave for Lucena. He may have been married to a daughter of Samuel ibn Naghrella, according to the heading of a poem (Shire ha-Ḥol, vol. 1, pp. 184 ff.). Another heading indicates that Moses ibn Ezra dedicated an elegy to Isaac’s daughter on her death in Cordova in 1114 (ibid., vol. 1, p. 204). Moses ibn Ezra’s ars poetica, Kitāb al-Muḥāḍara wa ʾl-Mudhākara (Halkin ed., p. 76), describes Isaac as an able poet …