Ibrahim Nakha'i (may Allah have mercy on him) said: If a wife says, "Compare me to something," and the husband says, "You are like a deer or a pigeon," she says, "No, not until you say: You are free and divorced," and the husband says it, intending the freedom of a she-camel, even then divorce will take place.
Hadith Referenceسنن سعید بن منصور / كتاب الطلاق / 2369
Hadith Takhrij«أخرجه سعيد بن منصور فى «سننه» ترقيم الدرالسلفية برقم:، 1164، 1165، 1192، 1193، وعبد الرزاق فى «مصنفه» برقم: 11193، وابن أبى شيبة فى «مصنفه» برقم: 18282»