Tanah itu suci dan tidak najis tanah bisa dipakai untuk tayamum, dan dapat menyucikan junub
Imam Nasa'i : 315أَخْبَرَنَا عَمْرُو بْنُ يَزِيدَ قَالَ حَدَّثَنَا بَهْزٌ قَالَ حَدَّثَنَا شُعْبَةُ قَالَ حَدَّثَنَا الْحَكَمُ عَنْ ذَرٍّ عَنْ ابْنِ عَبْدِ الرَّحْمَنِ بْنِ أَبْزَى عَنْ أَبِيهِأَنَّ رَجُلًا سَأَلَ عُمَرَ بْنَ الْخَطَّابِ عَنْ التَّيَمُّمِ فَلَمْ يَدْرِ مَا يَقُولُ فَقَالَ عَمَّارٌ أَتَذْكُرُ حَيْثُ كُنَّا فِي سَرِيَّةٍ فَأَجْنَبْتُ فَتَمَعَّكْتُ فِي التُّرَابِ فَأَتَيْتُ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ فَقَالَ إِنَّمَا يَكْفِيكَ هَكَذَا وَضَرَبَ شُعْبَةُ بِيَدَيْهِ عَلَى رُكْبَتَيْهِ وَنَفَخَ فِي يَدَيْهِ وَمَسَحَ بِهِمَا وَجْهَهُ وَكَفَّيْهِ مَرَّةً وَاحِدَةً
Afta him tell wi [Amr bin Yazid] him seh; Has tell wi [Bahaz] seh; Has tell wi [Syu'bah] seh; Dem tel wi [Al Hakam] fram [Dzar] fram [Ibnu Abdurrahman bin Abza] fram [im faada], se a did smadi we did a aks Umar bin Khattab bout tayammum, wails Umar neva nuo we di Prafit sallallaahu 'alaihi wasallam se. [Ammar] seh, "Yuh memba wen wi did inna a squad, den mi did a junub, so mi did a roll pan di grong. Den mi meet di Messenger a Allah sallallaahu 'alaihi wasallam an him seh, 'Dis is enough fi yuh?' Him - Shu'bah (narrator) - did demonstrate dis by clapping him hands pan him knees, den blowing pan both hands an wipe him face an palms wid both palms once.