Muhammad Ali’s death at the age of 74 on Friday night shook the sports world. Athletes from all corners of the world weighed in on the icon’s impact, talking about how Ali affected their careers and the world at large.

His hometown of Louisville is honoring the champ:

Boxing and combat sports:

Baseball:

The best there ever was and ever will be! Rest easy, Champ #ALI

A photo posted by Bryce Harper (@bharper3407) on Jun 3, 2016 at 9:54pm PDT

Basketball:

Was one of the most special moments of my life. R.I.P to the one and only @muhammadali #GOAT #hislegacylivesforever

A photo posted by Karl-Anthony Towns (@karltowns) on Jun 3, 2016 at 9:33pm PDT

Football:

G.O.A.T You will be missed but never forgotten. #MuhammadAli

A photo posted by Russell Wilson (@dangerusswilson) on Jun 3, 2016 at 9:40pm PDT

Other notable reactions: