Depending on the tone you want, here are several "pieces" of dialogue and themes often used in subtitles or marketing:
" Justice is coming. " This captures the "vendetta ride" portion of the film as Wyatt Earp tracks down the Cowboys. Real-Life Inspiration subtitle Tombstone
If you are referring to an actual inscription for a physical tombstone, historical figures from the era often had distinctive epitaphs. For example, the real monument includes the humorous and surprisingly peaceful observation, " He died in bed ". Depending on the tone you want, here are
For a more "cosmopolitan" or intellectual subtitle, you could use a piece of the Latin duel between Doc and Ringo: In vino veritas ("In wine there is truth"). In pace requiescat ("Rest in peace"). For example, the real monument includes the humorous
" I’m your huckleberry. " (The definitive phrase for any fan of the film).
" Wyatt Earp is my friend. " Doc's simple but powerful justification for his loyalty.