Siegfried challenges, 56; Nibelungs support king of, 61; Nibelungs angry with, 69; nobles escort Kriemhild, 73; often called Nibelungs, 75; warnings conveyed to, 77; see hostility of Huns, 79; kindly treated by Etzel, 79; murder of squires of, 80; bloody fight of, 81; bravery of, 82; slaughter of, 83; name Gunther's son king, 85; Hagen a hostage for, 124.