Is one obligated or only permitted to respond Amen after blessings said during the Rachamana (HaRachaman) in Birkat HaMazon?

BlessingsAmen Response

Synopsis

A midrashic source cited by Magen Avraham holds that one is obligated to respond Amen even when someone prays or blesses on behalf of Israel without mentioning God's Name explicitly. This underlies the widespread custom of responding Amen after HaRachaman passages.

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

Discussion

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