He was an admirer of the Christian scholastics, and studied Latin in order to translate into Hebrew some of their works, especially those dealing with psychology. The works which he partly translated and partly adapted (some bearing his name; others, though anonymous, known to be his) were the following
- By Thomas Aquinas
- Quæstiones Disputatæ, Quæstio de Anima
- De Animæ Facultatibus (Hebrew title Ma'amar be-Kochot ha-Nefesh), published by Adolf Jellinek in Philosophie und Kabbala, Leipzig, 1854
- De Universalibus
- She'elot Ma'amar be-Nimtza ube-Mahut questions on Thomas Aquinas' treatise on being and quality
- By Occam
- Three treatises of Summa Totius Logices to which he added an appendix
- Quæstiones Philosophicæ
- By Aristotle
- De Causa thirty-two premises, with their explanations.
- This article incorporates text from a publication now in the public domain: Singer, Isidore; et al., eds. (1901–1906). "Habillo (Xabillo), Elijah ben Joseph (Maestro Manoel)". The Jewish Encyclopedia. New York: Funk & Wagnalls.