In Abrahamic religions, Gabriel is an archangel who typically serves as a messenger sent from God to certain people.
In the Bible, Gabriel is mentioned in both the Old and New Testaments.
In the Old Testament, he appeared to the prophet Daniel, delivering explanations of Daniel's visions
In the Gospel of Luke, Gabriel appeared to Zecharias
To the virgin Mary foretelling the births of John the Baptist and Jesus
In the Book of Daniel, he is referred to as "the man Gabriel"
While in the Gospel of Luke, Gabriel is referred to as "an angel of the Lord"
In Islam, Gabriel is considered one of the four archangels whom God sent with his divine message to various prophets, including Muhammad.