Despite losing two games late in the year with Hurts sidelined with a shoulder injury, the Eagles kept their heads above the Vikings and and got the benefit of a bye week and homefield advantage in the playoffs.

Source: https://www.bleedinggreennation.com/2023/1/11/23550011/eagles-news-philadelphia-ranked-4th-most-likely-playoff-team-win-super-bowl-sb-nation

So Buffalo getting punished & losing homefield & handing it to the chiefs on a silver platter.

Source: https://profootballtalk.nbcsports.com/2023/01/04/momentum-builds-for-cancelation-of-bills-bengals-game/

So they had the head-to-head tie-breaker for the bye and homefield advantage throughout the playoffs over the Chiefs.

Source: https://triblive.com/sports/friday-football-footnotes-playing-the-tom-brady-butterfly-effect-game-with-recent-steelers-history/