Hazrat Khalid bin Urfatah (may Allah be pleased with him) said regarding Mukhtar Thaqafi: "He is a liar, and I heard the Noble Prophet (peace and blessings be upon him) say: Whoever deliberately attributes a false statement to me, then he should make his abode in the Fire of Hell."
Hadith Referenceمسند احمد / مسند الأنصار رضي الله عنهم / 22501
Hadith Gradingحکم دارالسلام:متن الحديث متواتر، وإسناده ضعيف لجهالة مسلم