1. By wording: in «جَاءَ زَيْدٌ فَسَلَّمْتُ عَلَيْهِ», -hi refers to the already mentioned Zayd.
2. By meaning: in «اعْدِلُوا هُوَ أَقْرَبُ لِلتَّقْوَى», huwa refers to justice understood from the command.
3. By grammatical rank: in «ضَرَبَ غُلَامَهُ زَيْدٌ», -hu precedes Zayd in the wording, while the subject outranks the object grammatically.
These are supplementary teaching examples, not transcriptions of the book’s illustrations.