Sin at-tamyiz refers to the age at which a child is able to care for him or herself, no longer requiring adult assistance to eat, dress, or clean themselves. Although it is generally seen as varying individually, Abu Hanifah, founder of the Hanafi

Hanafi

The Hanafi school is one of the four Madhhab in jurisprudence within Sunni Islam. The Hanafi madhhab is named after the Persian scholar Abu Hanifa an-Nu‘man ibn Thābit , a Tabi‘i whose legal views were preserved primarily by his two most important disciples, Abu Yusuf and Muhammad al-Shaybani...

 school of Islamic jurisprudence

Jurisprudence

Jurisprudence is the theory and philosophy of law. Scholars of jurisprudence, or legal theorists , hope to obtain a deeper understanding of the nature of law, of legal reasoning, legal systems and of legal institutions...

, states that it is nine years for a girl and seven for a boy. Following divorce, Islamic fiqh

Fiqh

Fiqh is Islamic jurisprudence. Fiqh is an expansion of the code of conduct expounded in the Quran, often supplemented by tradition and implemented by the rulings and interpretations of Islamic jurists....

generally proscribes that the mother maintains sole custody of a child prior to this age.

References

• "Sin at-Tamyiz" at the USC-CRCC Compendium of Muslim Texts