section 13 · 13 of 248
The Code of Hammurabi
English, translated by C. H. W. Johns — Johns, The Oldest Code of Laws in the World, Edinburgh, 1903
If that man has not his witnesses near, the judge shall set him a fixed time, up to six months, and if within six months he has not driven in his witnesses, that man has lied, he himself shall bear the blame of that case.