Eye rhymes (rhymes that audio various but use the same spelling) are considerably more prevalent in English verse before the 19th century, if the convention fell outside of favor with a lot of writers. "Shew'th" (indicating: "displays") and "endu'th" (that means: "endures") are definitely the compelled rhymes in this example. https://juliushhcio.ssnblog.com/26948601/types-of-rhymes-in-poems-things-to-know-before-you-buy