'Ignorantly' in the Bible

And if the whole company of Israel err ignorantly, and the thing hath been hidden from the eyes of the assembly, and they have done something against one of all the commands of Jehovah concerning things which are not to be done, and have been guilty;

And whoever eats some of its meat shall wash his clothes, and be unclean until evening; also whoever picks up its carcass shall wash his clothes, and be unclean until the evening.