If one mistakenly began the weekday Amidah on Shabbat, must he stop immediately or finish the blessing he started?

ShabbatPrayerShabbat Prayer

Synopsis

The Mechaber rules that one finishes the blessing in which he realized his error, regardless of which prayer it is. A minority view holds that in Musaf one must stop even mid-blessing.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

Discussion coming soon.

The Daily Law

One question. Every opinion. Every morning.

A new halakhic question and the full spectrum of rabbinic thought, delivered daily.