﴿ فَٱلْفَٰرِقَٰتِ فَرْقًۭا ﴾

“thus separating [right and wrong] with all clarity,”

(By those who winnow with a winnowing) and He swore by the angels who differentiate between the Truth and falsehood; it is also said that this refers to the verses of the Qur'an which distinguishes the Truth from falsehood, the lawful from the unlawful; and it is also said that these three refer to the angels,