COMMENTARY on 107:5
A. Yusuf Ali:

Translation:
Who are neglectful of their Prayers, 6283
Commentary:

6283  True worship does not consist in the mere form of prayer, without the heart and mind being earnestly applied to seek the realisation of the presence of Allah, and to understand and do His Holy Will.

 

Muhammad Asad:

Translation:
whose hearts from their prayer are remote 3
Commentary:
3  Lit., "who are [knowingly] unmindful of their prayers".