مَّـٰكِثِينَ فِيهِ أَبَدًا
M a kitheena feehi abad a n [a state of bliss] in which they shall dwell beyond the count of time.
 - Mohammad Asad
which they will enjoy forever.
 - Muhammad Farooq-i-Azam Malik
in which they will remain forever;
 - Mustafa Khattab
Wherein they will abide for ever;
 - Marmaduke Pickthall
Wherein they shall remain forever: 2328
 - Abdullah Yusuf Ali