When zimmun is conducted with a quorum of ten, what formula does the non-participant use?

BlessingsBirkat HaMazon

Synopsis

At a zimmun of ten, the mezamen adds 'Eloheinu' (God's Name). The non-participant who heard the invitation responds with the corresponding elevated formula 'Baruch Eloheinu u'mevorakh shmo tamid le'olam va'ed.'

Early Acharonim
Late Acharonim
Lenient
Strict
Lesser cited
Major authority

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