In one narration the wording is: "Whoever dies in a state in which there is no pledge of allegiance (bay'ah) on his neck dies the death of the Age of Ignorance (jahiliyyah)."
Al-Tabarani recorded it, and the chains of both are da'if (weak).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الخلافة / 9103
Hadith Gradingمحدثین:إسنادہ ضعیف۔
Hadith Takhrij«اخرجه الطبراني فى المعجم الكبير (334/19)»