Imam Ja‘far al-Ṣadiq (as): He whose believing brother comes to him with a need, [should know] that it is a mercy from Allah, Blessed and most High, that He has referred to him, so if he accepts it [and fulfills his need], it will connect him to our Wilayah and our Wilayah is connected to the Wilayah of Allah. al-Kāfī