Just (you) wait (and see)!

Just (you) wait (and see)!

You will see that what I have told you or predicted will turn out to be true eventually. I know you're going to get that job, just you wait! Just wait and see, I bet Susan has completely forgiven you by now. You're going to regret the day you ever crossed me, just you wait and see!
See also: just, wait
Farlex Dictionary of Idioms.

(just) you ˈwait

used to emphasize a threat, warning or promise: Just you wait till your father gets home! I’ll be famous one day, just you wait!
See also: wait
Farlex Partner Idioms Dictionary
See also:
  • you wait
  • You wait!
  • you (just) wait (and see)
  • cool one's heels, to
  • wait out
  • wait a second
  • on a/the wait list
  • on the table
  • be on the table
  • take (something) off the table