At that time Adonijah, David’s son by Haggith, began to exalt himself, saying, “I will be king!” And he acquired chariots and horsemen and fifty men to run ahead of him.
Jewish Publication Society of America Version (JPS1917) - 1 Kings 1:5 >Now Adonijah the son of Haggith exalted himself, saying: 'I will be king'; and he prepared him chariots and horsemen, and fifty men to run before him.