Hi @Rohit_Sahu
Like @suraj_gorle already mentioned, you can disable notifications through the email template.
Since there isn’t any attribute for the source in the email template, unfortunately, it can’t be disabled based on that alone, but if there’s anything in the attributes section of the link below that you think would be workable to filter on then it may work for you.
To disable the source, you just need to add the following keywords: #stop
Here is a similar thread with the same requirement: