[Machine] "To plant for them five hundred plants, and when they take root, then I am free," he said. So I went to the Prophet ﷺ and mentioned that to him. He said, "Plant them and make a condition for them. When you want to plant them, give me a signal." He said, "So I gave him a signal." He said, "He came and started planting with his hand, except for one which I planted with my own hand. All of them grew except for the one."
أَنْ أَغْرِسَ لَهُمْ خَمْسَ مِائَةِ فَسِيلَةٍ فَإِذَا عَلِقَتْ فَأَنَا حُرٌّ قَالَ فَأَتَيْتُ النَّبِيَّ ﷺ فَذَكَرْتُ ذَلِكَ لَهُ قَالَ اغْرِسْ وَاشْتَرِطْ لَهُمْ فَإِذَا أَرَدْتَ أَنْ تَغْرِسَ فَآذِنِّي قَالَ فَآذَنْتُهُ قَالَ فَجَاءَ فَجَعَلَ يَغْرِسُ بِيَدِهِ إِلَّا وَاحِدَةً غَرَسْتُهَا بِيَدَيَّ فَعَلِقْنَ إِلَّا الْوَاحِدَةَ