ٱلَّذِينَ يُكَذِّبُونَ بِيَوْمِ ٱلدِّينِ
Sentence structure
ٱلَّذِينَ describes ٱلْمُكَذِّبِينَ. يُكَذِّبُونَ is its relative clause, and بِيَوْمِ ٱلدِّينِ is linked to that verb.
Ayah summary
They are the ones who deny the Day of Recompense.
ٱلَّذِينَ — Those who
Grammar: A masculine-plural relative pronoun in the genitive position as an adjective of ٱلْمُكَذِّبِينَ.
يُكَذِّبُونَ — deny
Grammar: A Form II masculine-plural imperfect beginning the relative clause. Attached و is the subject and final ن marks the indicative.
بِيَوْمِ — (the) Day
Grammar: بِ is a preposition and يَوْمِ its genitive noun, annexed to ٱلدِّينِ; the phrase is linked to يُكَذِّبُونَ.
ٱلدِّينِ — (of) the Judgment
Grammar: It is the definite article. genitive noun functioning as the genitive complement.