Śrīmad-Bhāgavatam 3.10.27

vaikṛtāḥcreations of Brahmā — creations of Brahmā; trayaḥthree kinds — three kinds; evacertainly — certainly; eteall these — all these; devaappearance of the demigods-sargaḥappearance of the demigods — appearance of the demigods; caalso — also; sattamaO good Vidura — O good Vidura; vaikārikaḥcreation of demigods by nature — creation of demigods by nature; tubut — but; yaḥwhich — which; proktaḥdescribed before — described before; kaumāraḥthe four Kumāras — the four Kumāras; tubut — but; ubhayaboth ways (namely vaikṛta and prākṛta )-ātmakaḥboth ways (namely vaikṛta and prākṛta ) — both ways (namely vaikṛta and prākṛta).