Rule 106 Federal Rules of Evidence
Rule 106 of the Federal Rules of Evidence is about Remainder of or Related Statements. It is under Article I (General Provisions) of the Rules.
If a party introduces all or part of a statement, an adverse party may require the introduction, at that time, of any other part — or any other statement — that in fairness ought to be considered at the same time. The adverse party may do so over a hearsay objection.