Maaseh Rav Siman 87
Can copy this into an AI, or connect the whole library to your assistant. For deeper learning, you can directly use the original seforim, sites, and apps.
סיום ברכה שלישית בונה ירושלים אמן:
Sefaria Community Translation
The third completing bracha in (birkas hamazon) is "Build Jerusalem Amen" (meaning instead of saying "Boneh Berachamav Yerushalyim" it is "Boneh Yerushalayim"