يَحْرُمُ مِنَ الرَّضَاعِ مَا يَحْرُمُ مِنَ النَّسَبِ.
“Once abu ‘Abd Allah (a.s.), was asked about breastfeeding. He (the Imam) said, ‘Because of breastfeeding, whoever is unlawful for marriage because of being a relative (blood relationship), becomes unlawful for marriage.’”