The Meanings of Reports · Hadith 97 (#Ḥadīth #15)
Chapter 28 | The meaning of the names of Muhammed, Ali, Fatima, Hasan, Hussain and the Imams, peace be upon them
وقد روي: إنما سميت الزهراء لان الله عز وجل خلقها من نور عظمته.
16. It was reported: She was only named Zahra because Allah, Exalted and Glorious is He, created her from the Light of His Greatness.
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).