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Firstborn Definition & Meaning - Merriam-Webster
What is the significance of “firstborn” in the Bible?
Firstborn - Wikipedia
The Challenges Facing a Firstborn Child | Psychology Today
FIRSTBORN Definition & Meaning | Dictionary.com
FIRSTBORN | English meaning - Cambridge Dictionary
Are firstborns really natural leaders? - The Conversation
FIRSTBORN | definition in the Cambridge English Dictionary
FIRSTBORN definition and meaning | Collins English Dictionary
Firstborn | Encyclopedia.com