72:27
إِلَّا مَنِ ٱرْتَضَىٰ مِن رَّسُولٍ فَإِنَّهُۥ يَسْلُكُ مِنۢ بَيْنِ يَدَيْهِ وَمِنْ خَلْفِهِۦ رَصَدًا
illā mani ir'taḍā min rasūlin fa-innahu yasluku min bayni yadayhi wamin khalfihi raṣadan
He does not disclose it except to a messenger of His choosing. He sends watchers to go in front and behind
Except to a Messenger (from mankind) whom He has chosen (He informs him of unseen as much as He likes), and then He makes a band of watching guards (angels) to march before him and behind him.