The answer is: 180

Gen 35:28-29

Isaac lived a remarkable 180 years, which speaks volumes about longevity in biblical narratives. While many lives in modern times may not reach such extensive ages, the genealogical accounts in the Old Testament often prioritize numbers with layered significance. Isaac's life was filled with notable events and relationships, adding the richness that informs the long lives of these patriarchs—each wrinkle and gray hair hide stories of covenant, challenge, and faith.

Speaking of Isaac, he was not just Abraham's miracle son; he played a central role in the unfolding family drama, including the timeless tale of Jacob and Esau. Bound by a deep respect for their parental legacies, these narratives echo the importance of family in societal structures. It's fascinating to think of Isaac not merely as Old Testament wallpaper, but as a character full of depth, involved in the multitude and complexities of family dynamics forged through rivalry and divine plans.

Also engaging is how Isaac's life itself prepares the stage for generations to come, including the sequence of events leading to the twelve tribes. Quite often we see the theme of transition and inheritance presented through these siblings’ tensions, reminding us that hey, it's usually the relatives causing the most chaos! Isn’t it intriguing that Isaac's steadfastness through disputes and divine promises shapes the theological groundwork for issues of faith and identity that resonate to this day?