Tefillin at Night
Question: We bought tefillin from Eretz Yisrael for our son who is becoming bar-mitzva . May we go to our local sofer at nighttime to try them on and adjust them? Answer: The Gemara (Eruvin 96a; Menachos 36a) teaches that one should not put on tefillin at nighttime. The Shulchan Aruch (OC 30:2) explains that this is due to the concern that one may inadvertently fall asleep while wearing them. The Kaf Hachaim (OC 30:7) adds that the Arizal was particularly careful to remove them at night for kabbalistic reasons. R’ Shamai Gross (Shevet Hakehasi 6:15) permits trying on tefillin at night for practice. He cites the Shulchan Aruch (OC 30:3), which allows wearing tefillin at night in certain travel situations where there is no concern of dozing off. Accordingly, wearing them briefly at night when not for the mitzva itself poses no difficulty, and even according to the Kaf Hachaim, trying them on at night is acceptable. R’ Moshe Stern in Baer Moshe (8:47:1) emphasises that ther...