"When someone pulls remaining dates of a tour, it means they would have done real damage to themselves if they kept going."

Earlier today (July 24) Justin Bieber canceled the remainder of his Purpose tour dates.

Related: Justin Bieber Cancels Final Leg of World Tour

This afternoon John Mayer took to social media to defend the decision.

“When someone pulls remaining dates of a tour, it means they would have done real damage to themselves if they kept going,” he wrote. “We’ve lost so many great artists lately. I give Justin 👍🏼👍🏼 for realizing it was time to call it. You should too.”

Check out Mayer’s tweets below.

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