Musannaf Ibn Abi Shaybah 21958 — Matters in which the testimony

Al-Zuhri said: It is the established Sunnah that the testimony of women is valid in matters that men cannot see, such as women giving birth and women's physical defects. Regarding a newborn's breathing at birth (istihlal), the testimony of the midwife alone is valid, and in anything other than that, the testimony of two women.