George Tickner, a co-founding member and the original rhythm guitarist ofJourney, has died.

“Some smooth Strat to EZzzzzzz your soul.

Prayers for George,” he captioned the post.

Journey guitarist George Tickner

Journey guitarist George Tickner.Johnson/Mediapunch/Shutterstock

“Farewell old friend.”

The video was reposted in a story on Journey’s official Instagram account later that day.

Schon also paid tribute to Tickner’s legacy in a poignantFacebookstatement.

“Journey Junkies, I have some very sad news.

“Godspeed, George…

Thank you for the music.”

Thank you for your incomparable contributions to Journey’s early years.

The reason he left Journey was to attend Stanford University on a full scholarship, earning his Ph.D.

Fly free above the stars, sir… Herbie’s waiting to greet you.”

Representatives for Journey did not immediately respond to EW’s request for more information.

Although he left the group to study medicine, Tickner remained in close contact with his former bandmates.

They released an album,Cinema, in 2005.

Tickner later reunited with Journey when the band received its star on the Hollywood Walk of Fame in 2005.