Muawiya bin Salam reported,

In this chain of transmission, the same report is given except that he said, "I was sitting with the Messenger of Allah ﷺ," and Zaidah said, "the liver of the fish," and he said, "male and female," rather than "two males and two females."

Muslim 717

Sahih

و حدثنيه عبد الله بن عبد الرحمن الدارمي أخبرنا يحيى بن حسان حدثنا

معاوية بن سلام

في هذا الإسناد بمثله غير أنه قال كنت قاعدا عند رسول الله ﷺ وقال زائدة كبد النون وقال أذكر وآنث ولم يقل أذكرا وآنثا

مسلم 717صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Menstruation
Chapter
Description of the characteristics of man's and woman's semen and that the child is created from both of their fluids
Numbering
Darussalam 717
Muslim 717