كتاب الجنائز
Read the English translation first, with the original Arabic directly underneath.
It was narrated that 'Umar said:
"I heard the Messenger of Allah say: 'The deceased is punished in his grave due to the wailing over him."'
الْمَيِّتُ يُعَذَّبُ فِي قَبْرِهِ بِالنِّيَاحَةِ عَلَيْهِ