King James Version (KJV) - Mark 9:19 >

He answereth him, and saith, O faithless generation, how long shall I be with you? how long shall I suffer you? bring him unto me.

Berean Study Bible (BSB) - Mark 9:19 >

“O unbelieving generation!” Jesus replied. “How long must I remain with you? How long must I put up with you? Bring the boy to Me.”