'First born' in the Bible

And she gave birth to her first-born son and wrapped him in swaddling cloths, and laid him in a manger, because there was no room for them in the inn.

For those whom he foreknew he also predestined to be conformed to the image of his Son, that he might be the firstborn among many brethren.

He is the image of the invisible God, the firstborn over all creation.

And he is the head of the body, the church; he is the beginning, the firstborn from the dead, so that he might have the first place in everything.

And again, when God brings the first-born into the world, he says, "Let all God's angels worship him."

By faith he kept the Passover and the sprinkling of the blood, so the destroyer of the firstborn would not touch them.

and church of the firstborn who are enrolled in heaven, and to God, the Judge of all, and to the spirits of righteous men made perfect,

and from Jesus Christ, who is the faithful witness, the firstborn from the dead, and the ruler of the kings of the earth. To him who loves us and has freed us from our sins by his blood,