Leviticus 4:23

or if his sin which he has committed comes to his knowledge, he shall bring as his offering a kid of the goats, a male without blemish.

Surrounding context

4:22 "When a ruler has sinned, and done something unintentionally against any of the commandments of the LORD his God in anything which should not be done, and is guilty,

4:23 or if his sin which he has committed comes to his knowledge, he shall bring as his offering a kid of the goats, a male without blemish.

4:24 And he shall lay his hand on the head of the goat, and kill it at the place where they kill the burnt offering before the LORD. It is a sin offering.

Translation and sources