(a'sha) the sights of the wrongdoers1 from perceiving the light of His Divinity (Lahut), meaning He took away the light of disclosure from them, so it became dark for them. From this aspect, the one with weak sight is called "al-a'sha" (night-blind).
The fourth time is named the Last Isha, and it is a proof of the second Ha. That is by the first meaning of taking away the lights of the doubters.
It is called "al-atama" (darkness) due to the intensity of what occurred during the occultation (Ghayba), such as the killing and the captivity of the progeny—Exalted is He who does not vanish.
The fifth time is Fajr: it is a proof of the third Ha, and that time is for him four names, and they are: al-Fajr, al-Ghadat, al-Subh, and al-Ghalas.
All of these names are applied to the time in which the light of the sun appears from it before its rising. This is an indication of the Third Ha [Muhsin] due to his lack of manifestation to the sights in the attribute upon which the Name fell, as we have previously mentioned.
The eighth indication regarding the esoteric meaning of the prayer and in it are two allusions
The Eighth Indication: On the Inward of the Prayer, and it contains two allusions.