Hadith on Graves: Worst people turn graves into places of worship

Abdullah ibn Mas’ud reported: The Prophet, peace and blessings be upon him, said, “Verily, the worst of people are those upon whom the Hour will be established while they are alive, and those who take graves as places of worship.”

Source: Musnad Aḥmad 4132

Grade: Sahih (authentic) according to Ahmad Shakir

عَنْ عَبْدِ اللَّهِ عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ إِنَّ مِنْ شِرَارِ النَّاسِ مَنْ تُدْرِكُهُ السَّاعَةُ وَهُمْ أَحْيَاءٌ وَمَنْ يَتَّخِذُ الْقُبُورَ مَسَاجِدَ

4132 مسند أحمد مسند المكثرين من الصحابة

6/90 المحدث أحمد شاكر خلاصة حكم المحدث إسناده صحيح في مسند أحمد