Leviticus 22:14 And if a man shall eat of the holy thing unknowingly, then he shall put to it the fifth part, and shall give it to the priest, with the holy thing. (WBS)
Deuteronomy 4:42 for the fleeing thither of the man-slayer, who slayeth his neighbour unknowingly, and he is not hating him heretofore, and he hath fled unto one of these cities, and he hath lived: (YLT)
Deuteronomy 19:4 And this 'is' the matter of the man-slayer who fleeth thither, and hath lived: He who smiteth his neighbour unknowingly, and is not hating him heretofore, (YLT)