Reference for Ketubot 146:15

איתיביה מודים חכמים לרבי אליעזר בקטנה שהשיאה אביה ונתגרשה והיא יתומה בחיי האב והחזירה שחולצת ולא מתיבמת

He raised [another] objection against him. The Sages agree with R. Eliezer with regard to a minor who was married off by her father and who was then divorced, [in consequence of which] she is regarded as an “orphan” in her father’s lifetime, and who was then remarried, that she must perform halitzah but may not contract levirate marriage

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