She wore the mark of Darian, the firstborn of the White God.
Christ, the firstborn among many brethren, had a natural birth at Bethlehem and also a spiritual birth begun at his baptism and consummated at his resurrection.
In the painful episode of the imprisonment and death of his firstborn son, Don Carlos, Philip behaved honourably.
I.m firstborn after Andre.
So too it is the idea of sacrificing the firstborn to Yahweh that is discussed and rejected in Micah vi.