L. W. King, A History of Sumer and Akkad
“ The phrase is not to be taken to mean that Eannatum buried the bodies of the slain Elamites, though it may be a conventional formula employed to describe any important battle. It may be noted that Entemena definitely states that he left the bones of his enemies to bleach in the open plain, and this was probably the practice of the period. Each side would bury its own dead to ensure their entrance into the Underworld. ”
