This calculated field returns the number of times a resolved issue has been rejected.
To do so, we're counting the times the status is changed to "Rejected", but only when a resolution is set.
Create a new Calculated Number Field (by JWT) custom field and name it properly.
Providing a description will help you to identify what the custom field does but this step is optional.
Add the following expression:
Number format pattern
Enter ### times
Check the parameter Uninitialized when calculated value is zero
Add the field to the relevant view screens.
Remember: All calculated fields are read-only and cannot be manually updated on a create or edit screen.
Check the results
Once configured and added to an issue screen (a parent issue ), the result will look like this: