A Companion’s report specifying a particular reward or punishment for an action may also belong to the category of information not established by mere personal opinion. Subject to the relevant conditions, such a report can be treated as constructively marfūʿ.
A highly specific unseen consequence in the Hereafter is not merely a juristic preference. Yet a statement’s being of this kind does not establish its authenticity: its wording, chain, and source must still be evaluated.
A jurist’s broad reminder that virtuous acts receive reward differs from a specific claim about an unseen quantity or form of recompense. The latter requires careful investigation of its source.