You do not understand arabic yet you refuse to believe in a hadith unless it has a whole chain of narration?
Stop being arrogant.
Let me translate for you
حَدَّثَنَا أَبُو عُمَرَ، حَفْصُ بْنُ عَمْرٍو وَعَبْدُ الرَّحْمَنِ بْنُ عُمَرَ قَالاَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ مَهْدِيٍّ، حَدَّثَنَا سُفْيَانُ، عَنْ مَنْصُورٍ، عَنْ إِبْرَاهِيمَ، عَنْ عَلْقَمَةَ، عَنْ عَبْدِ اللَّهِ، قَالَ لَعَنَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم
Narrated from abuu umar, hafs ibnu amr and abdurahman ibnu umar, they both said, it was narrated to us from abdurahman ibn mutadiy, it was narrated to us from sufyaan, from mansuur, from ibrahim, from alqamah, from abdillah, he said, the Messenger of Allah cursed صلى الله عليه وسلم