Mark 9:16

“And he asked the Scribes, etc..] The Vulgate Latin renders it, “he asked them”; and the Ethiopic version, he said unto them; meaning either that he asked the disciples when he came to them, or else the people that ran to salute him; but the Syriac, Arabic, and Persic versions read, “the Scribes”; seeing them about his disciples, in close debate with them, and running hard upon them, he asks them, what question ye with them? what is it ye seek and require of them? what is your dispute with them? what is your debate about? The Vulgate Latin version reads, “what question ye among you?” among themselves, and one another; and so Beza's most ancient copy.”

“See this passage explained in the notes at Matthew 17:14-21. Mark 9:14 Questioning with them - Debating with the disciples, and attempting to confound them. This he saw as he came down from the mount. In his absence they had taken occasion to attempt to perplex and confound his followers. Mark 9:15 Were greatly amazed - Were astonished and surprised at his sudden appearance among them. Saluted him - Received him with the customary marks of affection and respect. It is probable that this was not by any “formal” manner of salutation, but by the “rush” of the multitude, and by hailing him as the Messiah. Mark 9:16 What question ye? - What is the subject of your inquiry or debate with the…”

“What: Mar 8:11; Luk 5:30-32 with them: or, among yourselves Mark 9:17”