Sunan An-Nasa'i

It was narrated that Thabit bin Ad-Dahhak said:""The Messenger of Allah said: 'Whoever swears by a religion other than Islam, telling a lie, will be as he said.'"" In his narration, Qutaibah said: ""Intentionally."" Yazid said: ""Telling a lie will be as he said, and whoever kills himself with something. Allah will punish him with it in the Fire of Hell