"Indeed, it is a statement of a noble messenger," meaning: Gabriel, whom Allah sends to the prophets.
﴿إِنَّه لقَوْل رَسُول كريم﴾ يَعْنِي: جِبْرِيلَ يُرْسِلُهُ اللَّهُ إِلَى النَّبِيين