In about 1646, Ḥagiz went to Italy for the purpose of publishing his books, and remained there until after 1656, supporting himself by teaching.

Samuel di Pam, rabbi at Livorno, calls himself a pupil of Ḥagiz.

[4] There a large number of eager young students gathered about him, among whom were Moses ibn Ḥabib, who became his son-in-law, and Joseph Almosnino, later rabbi of Belgrade.

[7] Jacob Ḥagiz was active in the opposition to Sabbatai Zevi and put him under the ban.

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