Is Diablo 4 coming to PS4? In short, yes - N4G

You'll also be pleased to know that you'll be able to upgrade the PS4 version to the PS5 version of the game for no extra cost too.
You'll also be pleased to know that you'll be able to upgrade the PS4 version to the PS5 version of the game for no extra cost too.

Diablo 4 release time, file size and preload options

Diablo: Immortal Controller Support Guide - Mobile gaming with a controller

Could the PS4 Slim be a digital only console without a disc drive?

Diablo 4 release date and time: When does Diablo 4 come out?

MW3 and Diablo 4 may be coming to Game Pass as early as next year

Is Diablo 4 Cross Platform & Crossplay? In short - yes!

Diablo 4 PS5/PS4 Beta Added to PlayStation Database , battle net diablo 4

Diablo 4 Review: Classic Dark Hack 'n 'Slash Done Right

Diablo 4 Patch 1.1.1 Releases Aug. 8 - Here's an Overview of What's Incoming