[Machine] The Prophet ﷺ forbade hiring a worker until his wage is clearly stated to him, and forbade tattooing, branding, and throwing stones.
أَنَّ النَّبِيَّ ﷺ نَهَى عَنْ اسْتِئْجَارِ الْأَجِيرِ حَتَّى يُبَيَّنَ لَهُ أَجْرُهُ وَعَنِ النَّجْشِ وَاللَّمْسِ وَإِلْقَاءِ الْحَجَرِ