mazel tov
or ma·zal tov
[ mah-zuh l tawv, tawf, tohv ]
/ ˈmɑ zəl ˌtɔv, ˌtɔf, ˌtoʊv /
noun
an expression of congratulations and best wishes, used chiefly by Jews: A chorus of mazel tovs greeted the newlyweds as they circulated from table to table.
interjection
Congratulations!; Best wishes!: “Mazel tov,” Grandpa said as he thrust a five-dollar bill into my pocket. “I'm so proud of you!”
Origin of mazel tov
1860–65; < Yiddish
mazltov < Hebrew
mazzāl tōbh literally, good luck