mukh'liṣan
(being) sincere
N – accusative masculine indefinite (form IV) active participle
Root Link: خ ل ص
lahu
to Him
P – prefixed preposition lām + PRON – 3rd person masculine singular personal pronoun hu
Root Link: ل
dīnī
(in) my religion
N – nominative masculine noun + PRON – 1st person singular object pronoun Ya
Root Link: د ى ن