(22) باب أُنْزِلَ الْقُرْآنُ عَلَى سَبْعَةِ أَحْرُفٍ
Al-Zuhri said:
These modes of reading aimed at the same point, not different in respect of lawful and unlawful. (PT)
Reference (PT): Sunan Abi Dawud 1476 (PT)
In-book reference (PT): Book 8, Hadith 61 (PT)
English translation (PT): Book 8, Hadith 1471 (PT)