"Who believe in the Unseen", meaning: they attest to the Resurrection, the Reckoning, Paradise, and Hellfire; according to the interpretation of Qatadah. "And establish prayer", meaning: the obligatory prayers.
﴿الَّذين يُؤمنُونَ بِالْغَيْبِ﴾ يَعْنِي: يصدقون بِالْبَعْثِ والحساب، وَالْجَنَّة وَالنَّار؛ فِي تَفْسِير قَتَادَة ﴿وَيُقِيمُونَ الصَّلَاة﴾ يَعْنِي: الصَّلَوَات الْمَفْرُوضَة،