Man Lā Yaḥḍuruh al-Faqīh
Hadith 3724001 - وَ قَالَ عَلَيْهِ اَلسَّلاَمُ : "لَيْسَ بَيْنَ اَلرَّجُلِ وَ بَيْنَ وَلَدِهِ رِبًا وَ لَيْسَ بَيْنَ اَلسَّيِّدِ وَ بَيْنَ عَبْدِهِ رِبًا ".
Hadith.4001 - Imam (as) said: "There is no usury between a man and his child, and there is no usury between a master and his servant."