If one forgot both Rosh Chodesh and Shabbat and realizes after beginning HaTov veHaMeitiv, must one return to the beginning?

BlessingsBirkat HaMazonForgetting Insertions

Synopsis

Whether returning to the beginning is required if both Shabbat and Rosh Chodesh are forgotten but discovered only after the fourth blessing begins.

Early Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

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