Remembrance of death and the Hereafter concerns dying, resurrection, accountability, reward and punishment. Warning, good news, vivid portrayal, and moral responsibility are connected within this domain. Legal instruction sets out obligations, prohibitions, and their scope in worship, transactions, and social conduct.
A verse may command prayer while also describing its moral purpose. The ethical rationale does not erase the ruling; nor does the ruling remove the need to consult prophetic explanation and related evidence for particulars.
Compare: “People will be held accountable for their deeds” belongs principally to eschatological reminder. “Perform a specified act” is a normative instruction. They may reinforce each other, but their immediate communicative functions are different.