דברי הימים א יט:טז פירוש: רש״י

and Shophach the general And in Samuel (ad loc.) it is written: “and Shobach the general.” Our Rabbis explained in Sotah (42b): “Shobach, because he was as tall as a dovecote (שׁוֹבָךְ). Shophach, because he would shed (שׁוֹפֵךְ) blood like water.”