“Jude 9 doesn’t specify the nature of their contention: it could indicate there was indeed a body, but Satan could also simply have been demanding to be told its whereabouts, which would accord with Moses’ translation—so Jude, and the artists’ depiction of the former interpretation, do not appear conclusive to me.”
Jude 9 Yet Michael the archangel, in [a]contending with the devil, when he disputed about the body of Moses, dared not bring against him a reviling accusation, but said, “The Lord rebuke you!” NKJV
All English translations indicate Moses’ body was the issue.
https://www.biblegateway.com/verse/en/Jude%209
But without clarifying the exact nature of that issue: possession? location? existence?