1 Corinthians 5:7:

Purge out therefore the old leaven, that ye may be a new lump, as ye are unleavened.  For even Christ our passover is sacrificed for us:

See also:

Forgiven People Can Be Healed
Healing and the Blood of Jesus
Healing and Atonement
To What Extent Can We Claim Old Testament Healing Promises?
Objection: Faith Preachers Are Trinity-Denying Heretics Because They Teach That Jesus Died Spiritually
Condition: Anything Else Not Listed Here
Notes on Exodus 12:12-13