Those who are constant in their duty,
and are constant in it;
Who are always maintaining their contact-method.
----- MUSALLEEN are those who always follow the Divine System.
Those who are constant in their duty,
Who always observe their contact prayer.
Who are always maintaining their support/contact prayers.
Who always observe their contact prayers (Salat).
Who persevere in devotion,
Those who are constant in their prayer
who incessantly persevere in their prayer
Who are constant at their worship
and are constant in their Prayer;
They constantly surrender their very being to Allah and regularly observe their prayers,
devote a portion of their wealth to those who ask for financial help and…
Those who remain constant in their Salât (prayers);
Those who remain steadfast to their prayer;
consistently performing their prayers;
who are regular in their Salāh,
and are constant in their prayers;
and continue at their prayers,
who remain at their prayers,
Those who are constant (or devoted) at their prayer
They are the ones who are permanently preserving their prayers;
and who persevere in their prayers;
Those who remain steadfast to their prayer;
Those persons who remain constant and steadfast in their Prayers,
those who are persevering in their prayers