¹  and who are ˹properly˺ observant of their prayers.  Dr. Mustafa Khattab

²  and who guard their prayers [from all worldly intent].  Muhammad Asad

³  And those who are dedicated to their prayers.  Talal Itani

⁴  and who take due care of their Prayer:  Maududi

⁵  And those who guard their Salat (prayers) well.  Muhsin Khan

⁶  and are steadfast in their prayers.  Muhammad Abdel Haleem

⁷  And those, they who over their formal prayers are watchful.  Dr.Leila Bakhtiar

⁸  And those who are attentive at their worship,  Marmaduke Pickthall

⁹  And those who [carefully] maintain their prayer:  Sahih Int.

¹⁰  And those who guard (the sacredness) of their worship;-  Yusuf Ali

¹¹  and those who, [they] on their prayer keep a guard -  Word by Word