The earliest know edition of the The Instructions of Shuruppak was written between 2,600 to 2,500 BCE. An example of Sumerian wisdom literature, it is one of the earliest examples of literature known to man.
One translation of this list of good advice from royal father to son, is sourced from the below and attributed to Black, J.A., Cunningham, G., Robson, E., and Zólyomi, G., The Electronic Text Corpus of Sumerian Literature, Oxford 1998:
This second translation is from the Electronic Text Corpus of Sumerian Literature at Oxford University. It makes accessible over 400 literary works composed in the Sumerian language in ancient Mesopotamia during the late third and early second millennia BC.