" He (the Holy Prophet) gave concession in the case of the dog for looking after the herd, for hunting and for watching the cultivated land," and there is no mention of this addition (i. e. concession in case of watching the cultivated lands) except in the hadith transmitted by Yahya.
فِي هَذَا الإِسْنَادِ بِمِثْلِهِ غَيْرَ أَنَّ فِي رِوَايَةِ يَحْيَى بْنِ سَعِيدٍ مِنَ الزِّيَادَةِ وَرَخَّصَ فِي كَلْبِ الْغَنَمِ وَالصَّيْدِ وَالزَّرْعِ وَلَيْسَ ذَكَرَ الزَّرْعَ فِي الرِّوَايَةِ غَيْرُ يَحْيَى