diff --git a/apps/hadis/docs.py b/apps/hadis/docs.py
index 8cc822b..5b08db0 100644
--- a/apps/hadis/docs.py
+++ b/apps/hadis/docs.py
@@ -506,6 +506,41 @@ hadis_list_swagger = swagger_auto_schema(
             required=True,
             example='-330'
         ),
+        openapi.Parameter(
+            'status',
+            openapi.IN_QUERY,
+            description="Filter by HadisStatus slug(s), comma-separated (e.g. 'sahih,hasan')",
+            type=openapi.TYPE_STRING,
+            required=False
+        ),
+        openapi.Parameter(
+            'source',
+            openapi.IN_QUERY,
+            description="Filter by BookReference slug(s), comma-separated (e.g. 'al-kafi,sahih-al-bukhari')",
+            type=openapi.TYPE_STRING,
+            required=False
+        ),
+        openapi.Parameter(
+            'author',
+            openapi.IN_QUERY,
+            description="Filter by BookAuthor slug(s) or ID(s), comma-separated",
+            type=openapi.TYPE_STRING,
+            required=False
+        ),
+        openapi.Parameter(
+            'transmitter',
+            openapi.IN_QUERY,
+            description="Filter by Transmitter slug(s), comma-separated",
+            type=openapi.TYPE_STRING,
+            required=False
+        ),
+        openapi.Parameter(
+            'search',
+            openapi.IN_QUERY,
+            description="Search query across text, title, narrator, and translations",
+            type=openapi.TYPE_STRING,
+            required=False
+        ),
         openapi.Parameter(
             'is_bookmark',
             openapi.IN_QUERY,
diff --git a/apps/hadis/views/hadis.py b/apps/hadis/views/hadis.py
index e5b9cdc..664e77b 100644
--- a/apps/hadis/views/hadis.py
+++ b/apps/hadis/views/hadis.py
@@ -290,6 +290,16 @@ class HadisListView(ListAPIView):
             source_slugs = [s.strip() for s in source_filter.split(',')]
             queryset = queryset.filter(references__book_reference__slug__in=source_slugs)
 
+        # 👇 5. Apply Source Author Filter (Supports author or source_author, multiple comma-separated slugs/IDs)
+        author_filter = self.request.query_params.get('author', None) or self.request.query_params.get('source_author', None)
+        if author_filter:
+            author_slugs = [a.strip() for a in author_filter.split(',') if a.strip()]
+            author_q = Q(references__book_reference__author__slug__in=author_slugs)
+            numeric_ids = [int(a) for a in author_slugs if a.isdigit()]
+            if numeric_ids:
+                author_q |= Q(references__book_reference__author_id__in=numeric_ids)
+            queryset = queryset.filter(author_q)
+
         # Filter by bookmarks if provided
         is_bookmark = self.request.query_params.get('is_bookmark', '').lower()
         if is_bookmark == 'true' and self.request.user.is_authenticated: