Isaac (Abū Saʿῑd ) ibn Ezra, the son of the poet and exegete Abraham Ibn Ezra, was born in Cordova at the beginning of the twelfth century, but not before 1109. He lived for a time in Seville, where he apparently began his friendship with the merchant and friend of scholars and literati, Ḥalfon ben Nathanel, and later in Almeria. It was once thought that he might have married a daughter of Judah ha-Levi while in al-Andalus, but this now seems very unlikely (Scheindlin 2008, p. 268). Thanks to documents from the Cairo Geniza, it is known that in 1140 Isaac ibn Ezra and Judah ha-Levi left…