Crossword Genius

Jewish “good luck” (5,3)

Ross

I believe the answer is:

mazel tov

(Another definition for mazel tov that I've seen is " best wishes".)

I've seen this clue in The Sunday Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.