Reference for Kiddushin 100:9

בעא מיניה רב אחא בר רב הונא מרבא הוחזק שטר כתובה בשוק מהו אמר ליה וכי מפני שמחזיק שטר כתובה בשוק נחזיק בה כאשת איש מאי הוי עלה אמר רב אשי באתרא דמקדשי והדר כתבי כתובה חיישינן כתבי והדר מקדשי לא חיישינן

- But that is obvious! - It is necessary [to state it only where the majority [first] betroth and then send gifts; but the minority first send gifts and then betroth: might argue, Let us pay regard to the minority; hence we are informed [otherwise].<span class="x" onmousemove="('comment',' So the text in cur. edd. This however involves a difficulty: 'I might argue, let us fear the minority' implies that we are to impose a stringent ruling on that account, whereas here, by regarding the minority, we are lenient. Ri, quoted in Tosaf. s.v. dðv gives another reading: where gifts are first sent and then betrothal is performed - then it is obvious that she is not betrothed. It is necessary to state it only where the majority first send gifts and then betroth, yet a minority do the reverse. I might argue, let us fear the minority, so she is betrothed. Hence we are informed otherwise.');">¹⁶</span> R'Aha son of R'Huna propounded to Raba: What if a deed of settlement became known in the market place?<span class="x" onmousemove="('comment',' A marriage settlement (kethubah) between a certain man and woman was seen, though it was not known whether they had actually become betrothed, and then she accepted kiddushin from another.');">¹⁷</span> - He replied: Simply because a marriage settlement becomes known in the market place we are to assume her a married woman! What is our decision thereon? - Said R'Ashi: 'Where betrothal is [first] performed and then a kethubah<span class="x" onmousemove="('comment',' V. Glos.');">¹⁸</span>

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