Justice is more than giving each claimant an equal length of time to speak. When a vulnerable child is involved, protecting the child's life and identity is central.
The younger woman's words لَا تَفْعَلْ (“Do not do it”) and هُوَ ابْنُهَا (“He is her son”) became a telling indication. She was willing to appear to lose rather than allow harm to the child.
In an ordinary dispute about a lost object, a confident claim alone is not ownership; identifying features and reliable evidence matter. Yet this particular incident is not a universal judicial procedure to be copied mechanically.