Massa
Yes, while linguistically Amazigh (Berber), it is used by Muslim communities in North Africa and carries Islamic-compatible meaning referring to Allah's creation of night.
It is not Arabic; it means "night" in Tamazight, equivalent to Layl in Arabic.
The name itself is not mentioned, but the concept of night (Layl) is frequently praised in the Quran as a divine sign.
Pronounced MAHS-sah, with emphasis on the first syllable and a soft 's'.
Yes, it has a positive meaning, no negative connotations, and is used by Muslim families, though it reflects Amazigh cultural heritage.