30 — ‘Abd al-Rahmān ibn Sālih narrated to us: Sa‘īd ibn ‘Abd Allāh ibn al-Rabī‘ ibn Khuthaym narrated to us, from Nusayr ibn Dhu‘lūq, from Bakr ibn Mā‘iz, from al-Rabī‘ ibn Khuthaym, who said, “O Bakr ibn Mā‘iz, hold your tongue except when what you say will count in your favor, not against you.”