There is no way to stop him doing or other than to separate him from them. Not sure if you are able to set it up where they can see and interact each other but not touch. Or he would be better in with older hens to tech him manners until his girls are ready.
@Mrs. K @Folly's place Do you agree? Most of what I have posted is based on what I have seen you post.
@Mrs. K @Folly's place Do you agree? Most of what I have posted is based on what I have seen you post.