Leviticus 5:18-19

CKJV_Strongs(i)
  18 H935 And he shall bring H352 a ram H8549 outside blemish H6629 out of the flock, H6187 with your estimation, H817 for a trespass offering, H3548 unto the priest: H3548 and the priest H3722 shall make an atonement H7684 for him concerning his ignorance H7683 where he erred H3045 and knew H5545 it not, and it shall be forgiven him.
  19 H817 It is a trespass offering: H816 he has certainly H816 trespassed H3068 against the Lord.