Rule 105 Federal Rules of Evidence
Rule 105 of the Federal Rules of Evidence is about Limiting Evidence That Is Not Admissible Against Other Parties or for Other Purposes. It is under Article I (General Provisions) of the Rules.
If the court admits evidence that is admissible against a party or for a purpose — but not against another party or for another purpose — the court, on timely request, must restrict the evidence to its proper scope and instruct the jury accordingly.