אז ישיר משה ובני ישראל את השירה הזאת לד'
The Shabbos during which the Shirah is read is unique. Indeed, it is called Shabbos Shirah – the Shabbos of the Song. Horav Yitzchak, zl, m’Varka once asked the Chidushei HaRim why the Shabbos on which we read the Shirah has become Shabbos Shirah, when this phenomenon does not occur on any other Shabbos. We do not refer to the Shabbos on which we read Parashas Yisro (which records Kabbolas HaTorah) as Shabbos Mattan Torah. Likewise, other Shabbosos do not derive their name from the contents of the parsha that we read on that particular week. The Chidushei HaRim replied…