(ف) صَبَحَ يَصْبَحُ صَبْحًاṣabaḥa yaṣbaḥu ṣabḥan: to bring a thing to light, to appear in the morning.
(ک) صَبُحَ يَصْبُحُ صَبَاحَةًṣabuḥa yaṣbuḥu ṣabāḥatan: (of a thing) to be bright and radiant.
صُبْحٌ وَصَبَاحٌṣubḥ wa-ṣabāḥ (both synonymous): the early part of the day, morning. ﴿وَالصُّبْحِ اِذَا تَنَفَّسَ﴾ (At-Takwīr 81:18); ﴿فَالْمُغِيْرٰتِ صُبْحًا﴾ (Al-ʿĀdiyāt 100:3)
مِصْبَاحٌmiṣbāḥ pl. مَصَابِيْحُmaṣābīḥu (noun of instrument, ism ālah): an instrument for giving light, a lamp. ﴿كَمِشْكٰوةٍ فِيْهَا مِصْبَاحٌ﴾ (An-Nūr 24:35)
Form IV (ifʿāl) اَصْبَحَ يُصْبِحُ اِصْبَاحًاaṣbaḥa yuṣbiḥu iṣbāḥan: (1) to enter upon the morning, to come into the morning; اِصْبَاحٌiṣbāḥ (verbal noun, maṣdar): morning. ﴿فَالِقُ الْاِصْبَاحِ﴾ (Al-Anʿām 6:96) (2) it is one of the defective (incomplete) verbs (afʿāl nāqiṣah): to become in the morning; then it mostly comes simply in the sense of to become. ﴿فَاَصْبَحْتُمْ بِنِعْمَتِهِۦٓ اِخْوَانًا﴾ (Āl ʿImrān 3:103)