According to the knowledge given in the book Gyan Ganga by Sant Rampal Ji, Brahma, Vishnu, and Shiv were born from Kaal Brahm (Jyoti Niranjan) and Prakriti (Durga/Ashtangi). Kaal Brahm is the father, and Prakriti (Durga) is the mother of these three deities.
They are responsible for creation (Brahma), preservation (Vishnu), and destruction (Shiv) within the 21 Brahmands controlled by Kaal Brahm. However, they are considered mortal and not the Supreme God, unlike Purna Brahm (Supreme God Kabir).
For full details read Creation of Universe.
Following scriptural references are cited to prove that Brahma, Vishnu, and Shiv have parents:
These references collectively support the claim that Brahma, Vishnu, and Shiv were born from Kaal and Durga.