27. And with the first chain of narration from ‘Ali ibn Mahzyar, from Muhammad ibn Sinan, from al-Husayn ibn Abi Sarah, who said: I heard Abu Abdillah Ja’far ibn Muhammad, peace be upon them both, say: "A believer does not become a (true and steadfast) Mu’min, till he comes to a situation of being both, fearful as well as hopeful. And that does not occur till he starts performing deeds as one who fears and (also) hopes."