Fatwa 36877: The age at which a baby boys urine must be washed off When does the urine of an infant become najis (impure?) Is there a difference between boys and girls?. Praise be to Allaah. Human urine is impure and must be cleaned off, whether it comes from a child or an adult, male or female, except it is less serious in the case of a baby boy who is not yet eating food, in which case sprinkling water is sufficient to purify it. Al-Bukhaari (223) and Muslim (287) narrated from Umm Qays bint Mihsan (may Allaah be pleased with her) that she brought a son of hers who was not yet eating food to the Messenger of Allaah (peace and blessings of Allaah be upon him). The Messenger of Allaah (peace and blessings of Allaah be upon him) sat him on his lap, and he urinated on his garment, so he called for some water and sprinkled it, but did not wash it. Al-Tirmidhi (610) and Ibn Maajah (525) narrated from Ali ibn Abi Taalib (may Allaah be pleased with him) that the Messenger of Allaah (peace and blessings of Allaah be upon him) said concerning the urine of an infant boy: Sprinkle the urine of a boy and wash the urine of a girl. Qataadah said: This applies so long as they are not eating food; if they are eating food then it must be washed in both cases. Classed as saheeh by al-Albaani in Saheeh al-Tirmidhi. This hadeeth indicates that there is a difference between the urine of boys and girls. In the case of boys urine it is sufficient to sprinkle it, but the urine of a girl must be <b>...</b>