83 | Tom Brady ties Peyton Manning with 539 TDs, December 21, 2019

Tom Brady tied Peyton Manning with 539 TDs, December 21, 2019, on a TD pass to #83.

Tom Brady's birthday is August 3, or 8/3
Peyton Manning's birthday is March 24, the 83rd day of the year
Football = 83

https://www.msn.com/en-us/Sports/nfl/matt-lacosse/player/sp-id-10301000000606055

And you have to appreciate that Matt LaCosse, #83, used to play for Broncos, like Manning.