The 99 Names · Verse Keys
Al-Khallaaq الخلاق
The Supreme Creator, abundant in creating, who created all beings and has never ceased to create.
Explanation
A detailed explanation of this name (in Arabic) is in: Sharh Asma' Allah al-Husna fi Daw' al-Kitab wa al-Sunnah — Dr. Sa'eed ibn 'Ali ibn Wahf al-Qahtani — p. 171 ↗
The author explains this name together with: Al-Khaaliq, Al-Baari', Al-Musawwir
Evidence
﴿إِنَّ رَبَّكَ هُوَ ٱلۡخَلَّـٰقُ ٱلۡعَلِيمُ ٨٦﴾
Call upon Allah by this name
“To Allah belong the Beautiful Names, so call upon Him by them” — Al-A'raf 180
Example for practice
اللهم إنك أنت الخلاق العليم، فأصلح خَلقي وخُلُقي
O Allah, You are Al-Khallaaq, the All-Knowing; make good both my form and my character.
An example for practice, not a transmitted text — following the Quranic way of closing a request with the fitting name (see Ibn al-Qayyim, Bada'i' al-Fawa'id 2/249).