Sleep on it
Meaning: to wait before making an important decision, postpone a decision, to wait until the next day before making a decision about something important so that you can think about it carefully
Example: Don’t decide now, sleep on it. Don't give me an answer now - sleep on it and we can talk some more later in the week.
Example: Don’t decide now, sleep on it. Don't give me an answer now - sleep on it and we can talk some more later in the week.