Reference for Zevachim 186:13

איתיביה אביי גמר מלהזות מקנח ידו בגופה של פרה גמר אין לא גמר לא א"ל גמר מקנח ידו בגופה של פרה לא גמר מקנח אצבעו

[and this happened] before he had sprinkled, it needs washing; after he had sprinkled, it does not need washing. Surely this is what he means: [If it happened] before he finished sprinkling, it needs washing; after he finished sprinkling, it does not need washing.<span class="x" onmousemove="('comment',' That implies that if blood which remained on his finger after one of the sprinklings spurted on to a garment, it must be washed. As a corollary, that remaining blood must be fit for sprinkling, for only such necessitates washing. Hence this contradicts R. Eleazar.');">¹⁵</span>

Jastrow

Jastrow

Jastrow

Jastrow