NEW YORK (CBSNewYork) — Comedian and SNL cast member Pete Davidson alarmed fans and friends on Saturday with a cryptic social media post.

Davidson wrote on Instagram, “I really don’t want to be on this earth anymore” and added “I actually don’t know how much longer I can last.”

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Cryptic message posted by Pete Davidson to Instagram early Saturday. (credit: Instagram/Pete Davidson)

The NYPD says it conducted a wellness check at Rockefeller Center, where Davidson was scheduled to appear on Saturday’s episode of SNL.

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The comedian’s former fiancee, Ariana Grande, also wrote on social media that she was waiting downstairs for him if he needs anything.

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Davidson appeared to have deleted his Instagram account late Saturday. The star has spoken publically about his mental health issues in the past.