Why is the "First Born" in Sefer Bereishis Never the First Born

From All: R Menachem Leibtag by R Menachem Leibtag.

• Published: 2010-10-31T00:00:00Z
• Duration: 48:30
• Books: Genesis
• Parsha: Bereshit
• Audio: https://shiurim.yutorah.net/2010/1111/751235.MP3
• Page: https://yutorah.org/lectures/751235
• TorahApp: https://torahapp.org/share/p/YU_80348_all/e/yu%3A751235