17 “If anyone sins and does what is forbidden in any of the LORD’s commands, even though they do not know it, they are guilty and will be held responsible.

Read Leviticus 5:17 Using Other Translations

And if a soul sin, and commit any of these things which are forbidden to be done by the commandments of the LORD; though he wist it not, yet is he guilty, and shall bear his iniquity.
"If anyone sins, doing any of the things that by the LORD's commandments ought not to be done, though he did not know it, then realizes his guilt, he shall bear his iniquity.
“Suppose you sin by violating one of the LORD ’s commands. Even if you are unaware of what you have done, you are guilty and will be punished for your sin.