(You) mark my words.

old-fashioned

something that you say when you tell someone about something that you are certain will happen in the future.

That girl's going to cause trouble, you mark my words.

• come down to something
• come down with
• come down with something
• come face to face with
• come face to face with someone
• come face to face with something
• come forward
• come full circle
• come hell or high water
• come home
• come home to
• come home to roost
• come home to someone
• come in for
• come in for something
• come in from the cold
• come in handy
• come into
• come into full play
• come into its own
• come into own
• come into play
• come into something
• come into your own
• come of age