Hadith 1801
۞
217. Amīr al-mu’minīn, peace be upon him, said: Through change of circumstances the mettle of men is known.
٢١٧. وَقَالَ (عليه السلام): فِي تَقَلُّبِ الْأَحْوَالِ عِلْمُ جَوَاهِرِ الرِّجَالِ.