{And during the night, exalt Him}, meaning: the Maghrib prayer and the Isha prayer, {and at the retreat of the stars}.
﴿وَمن اللَّيْل فسبحه﴾ يَعْنِي: صَلاةَ الْمَغْرِبِ وَصَلاةَ الْعِشَاءِ ﴿وإدبار النُّجُوم﴾.