The Messenger of Allah ﷺ said: “Whoever tells a lie about me deliberately, let him take his place in Hell.” (Using translation from Aḥmad 584)
سَمِعَتْ أُذُنَاي وَوَعَاهُ قَلْبِي مِنْ رَسُولِ اللهِ ﷺ يَقُولُ «مَنْ كَذَبَ عَلَيَّ مُتَعَمِّدًا فَلْيَتَبَوَّأْ مَقْعَدَهُ مِنَ النَّارِ»