For if you will assume that it is דאורייתא, as soon as he slaughters it, etc. - דאי סלקא דעתך דאורייתא מכי שחיט בה כולי
Summary:
It is possible that תקרובת ע"ז is אסור בהנאה only מדרבנן, but nevertheless it is stricter than חש"ב, since the איסור הנאה is more encompassing. In any event it is certainly אסור באכילה מה"ת.
Rovo said, he becomes disqualified from now on - רבא אמר מכאן ולהבא הוא נפסל
Summary:
Even if we maintain מכאן ולהבא הוא נפסל, nevertheless, if it is one testimony, all parts of the testimony are connected and a פסול in one will invalidate the other.
You do not have anything in it, except from the time of the novelty and onwards - אין לך בו אלא משעת חידושו ואילך
Summary:
We know the ע"ז are פסול, since they are punished. רבא can certainly agree with רב הונא and possible also with רב חסדא (regarding להחזיק ממון). There are various answers why the מזימים (מכחישים) are not believed with a מיגו. A פה שאסר is stronger than a מיגו.
