alkafi-9680Vol. 5, p. 398
قِيلَ لَهُ إِنَّا نُزَوِّجُ صِبْيَانَنَا وَ هُمْ صِغَارٌ قَالَ فَقَالَ إِذَا زُوِّجُوا وَ هُمْ صِغَارٌ لَمْ يَكَادُوا يَتَأَلَّفُوا.
“It was once said to abu ‘ Abd Allah, or abu al-Hassan (a.s.), ‘We give our children in marriage when they are small children.’ He (the narrator) has said that he (the Imam) said, ‘If they are given in marriage when they are small, they may fail to develop loving relationships.’”