Reference for Sotah 38:5

עד שלא תקבל עליה שבועה מישתא הוא דלא שתיא הא מיכתב כתבי לה והאמר רבא מגילת סוטה שכתבה קודם שתקבל עליה שבועה לא עשה ולא כלום כדי נסבה

'[The woman] must have taken the oath.' [This means] merely she does not drink, but they write the scroll for her [before she takes the oath]? But Raba has said: If he wrote the scroll for a suspected woman before she took the oath, what he did was Invalid! — [R. Simeon] mentioned this<span class="x" onmousemove="('comment',' That she first takes the oath before drinking; for it must have been done before the scroll was written. ');">⁵</span>

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