Please check out the following information: https://www.wefugees.de/806806/initial-orientation-course-in-rhineland-palatinate
There are courses planned in Altenkirchen, Bad Marienberg and other places next to Siegen. Ask for initial orientation courses for Siegen at your relevant immigration authority.
All the best too!
you mean a german course before the official Integrationskurs?
Or do you already have your official asylum status?
all the best