Leviticus 4:13 in the King James Version
And if the whole congregation of Israel sin through ignorance, and the thing be hid from the eyes of the assembly, and they have done somewhat against any of the commandments of the LORD concerning things which should not be done, and are guilty;
Context
12 —all the rest of the bull—outside of the camp to a clean place where the ashes are poured out, and burn it on wood with fire. It shall be burned where the ashes are poured out.
13 “‘If the whole congregation of Israel sins, and the thing is hidden from the eyes of the assembly, and they have done any of the things which the LORD has commanded not to be done, and are guilty;
14 when the sin in which they have sinned is known, then the assembly shall offer a young bull for a sin offering, and bring it before the Tent of Meeting.