Ref. No. 0000
In the name of Allah the most Gracious the most Merciful
The answer to your question is as follows:
Sharing such kind of things to your friend is not benefitting in any way. If you meet that man, you can try to explain to him the seriousness of what he has been doing, and if he refuses your words then you should leave the matter and stop going after him.
And Allah knows best
Darul Ifta
Darul Uloom Waqf Deoband