Assalamualaikummy question is regarding progeny. Many people in India have this concept of the progeny belonging to/coming in existence because of the "man" they say that "nasal admi se chalti hai" is this true?

Walaikumussalam
No it is not right best example is Bibi Fatima as
Progeny of Rasul saw Bibi Fatima as Se chali
Wassalam