He was not passively waiting all that time; rather, he was occupied with the work that his Father assigned him.
لكِنَّهُ لَمْ يَبْقَ طَوَالَ هذِهِ ٱلْفَتْرَةِ دُونَ أَنْ يُحَرِّكَ سَاكِنًا ؛‏ بَلِ ٱنْشَغَلَ فِي ٱلْعَمَلِ ٱلَّذِي عَيَّنَهُ لَهُ أَبُوهُ .‏