Sacred Knowledge
A sahaba is told via divine revelation that he has 1 hour till death, the Prophet ﷺ, advises that he should learn sacred knowledge.
Nothing breaks the back of shaytan more severely than a scholar who emerges from a tribe.
Abu Bakr (ra) states, ' Allah سبحانه وتعالىٰ will assist whoever assists in his deen...'
The distinguishing characteristic between believers and hypocrites is enjoining the good and forbidding evil.