Triple Purim, spanning 3 days in Jerusalem and walled cities. It occurs when the 15th of Adar coincides with Shabbat https://hebcal.com/h/purim-meshulash-2025?uc=ical-flower-mound-2025

Shabbat of the Red Heifer. Shabbat before Shabbat HaChodesh, in preparation for Passover Haftarah: Ezekiel 36:16-38 Haftarah for Sephardim: Ezekiel 36:16-36 https://hebcal.com/h/shabbat-parah-2025?uc=ical-flower-mound-2025