כִּ֥י בַשָּׂדֶ֖ה מְצָאָ֑הּ צָעֲקָ֗ה הנער [הַֽנַּעֲרָה֙] הַמְאֹ֣רָשָׂ֔ה וְאֵ֥ין מוֹשִׁ֖יעַ לָֽהּ׃ (ס)
Ибо он нашел ее в поле; воскликнула обрученная девица, и некому было ее спасти.
Sanhedrin
and in the case of a married woman what is the source itself [for the ability to kill the rapist] like Rabbi Ishmael taught... "there was no one to save her" but, if there would have been someone to save her, he could save her in any way possible