Note 10+ started to randomly play homecoming alarm sound but there is no notification

[Samrusike]

In the last couple of weeks my phone randomly play home coming alarm sound late at night or during the day .  Sometimes can be same time  eg 4am  for a couple consecutive days  and then changes to another random time  and can be more than once a day. There is absolutely no notification  for alarm or  anything else on the notification bar..Please  help its really  really disturbing my peace and so annoying.  How can l fix this problem 

[Deportivo]

Same does my S10 since 1 month. If I start it with safe mode, the problem is fixed. But I can't find the app that plays this ringtone. It isn't my standard ringtone.