Who are towards their contact prayer absent minded.

but are heedless of their prayer

but are heedless of their prayer;

As are of their prayer careless

But who are oblivious of their moral duties

Who are heedless (cocooned) of (the experience of the meaning of) their salat (which is an ascension [miraj] to their innermost essential reality; their Rabb).

Who are heedless of their prayers.

and are forgetful of their salat,

Those who are unmindful in their Prayers

—those who are heedless of their prayers

But are unmindful of their Prayer (and ignore the spirit and aim of it)

and are heedless of their prayers

those who are unmindful of (the purpose of) their mandatory prayer,

These hypocrites do no even attend their mandatory prayers regularly

Who are neglectful of their prayers

Those who [they] about their prayers (are) neglectful

those: they are in error regarding their salat (canonical Prayer)

ones who are inattentive to their formal prayers,

Who are unaware of (the spirit of) their Prayers (i.e., they are mindful only of the rights of Allah, but are heedless of the rights of fellow human beings)

Those among them who stay unmindful of their "salat´

and who are careless in their prayers

Those who are neglectful of their prayer

Those who are unmindful about their prayers.

and who are negligent at their prayer

But are careless in their prayers

who are heedless of their prayers (delaying them from their prescribed times)

Who delay their Salat (prayer) from their stated fixed times

who are absent-minded as they pray,

But in their prayer are careless

…insincere in their prayers.

but are heedless in their Prayers

Who are unmindful of their prayer

who are heedless of their worship (salat)

Those who are neglectful of, and/or inattentive in, their Prayers

Those whom they are about their prayers negligent/inattentive

whose hearts from their prayer are remot

Who are they that are unmindful of their prayer

Who are heedless of their prayer

who become confused during their prayers

who are neglectful of their Salah

Who are not paying enough attention to their prayers!

They are totally heedless and negligent of their prayers.

who are forgetful of their prayers,

yet are unmindful of their prayers;

Who are negligent of their prayers,

but are heedless of their prayer

who are totally heedless of their prayers

but, who do not pay attention to their prayer.

Those who are about their prayers, omitting.

They know not what their prayer is meant to be

Who are unmindful of their prayers

But are unmindful of their Prayer

Who are neglectful of their prayers

who are absent-minded as they pray,

Those who are unmindful in their prayers.

Those who are heedless of their prayers

who are heedless of their prayers

Those who they are unmindful of their prayers,

[But] who are heedless of their prayer

but whose hearts are not in their prayer

Who are neglectful of their prayers