Riyad as-Salihin 1657
'Umar bin Al-Khattab (May Allah be pleased with him) said:
The Prophet (ﷺ) said, "The deceased is tortured in his grave for bewailing over him." [Al-Bukhari and Muslim] .
عن عمر بن الخطاب رضي الله عنه قال‏:‏ قال النبي صلى الله عليه وسلم  ‏:‏‏"‏الميت يُعذب في قبره بما نِيح عليه ‏"‏‏. وَفِي روايةٍ:"مَا نِيحَ علَيْهِ"‏ ‏(‏‏(‏متفق عليه‏)‏‏)‏‏.‏