Hello khushi,
You may please refer the below mentioned link to the official website of Patna university for the courses offered by them:
https://www.patnauniversity.ac.in/may2018/2518Updatedcourses2018-19.htm
As per the above official link, B.A+B.Ed course is not offered here, but you may see Central university of South Bihar, Patna, as they offer this course.
https://www.careers360.com/university/central-university-of-south-bihar-patna/ba-and-bed-course Hope this Helps
regards
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