Testimony that is invalidated in part is invalidated entirely.
_Bava Kama_, fol, 73, col. 1.
Let witnesses know with whom and before whom they bear testimony, and
who will one day call them to account; for it is said (Deut. xix. 17),
"Both the men between whom the controversy is shall stand before the
THE TALMUD, _Sanhedrin_, fol. 6, col. 2.