Vowel Difference (harakat) - Change Meaning (general semantic shift)
عَرَّفَ
made known
عَرَفَ
harbored
The variant removes the shadda on the letter 'ra', changing the verb from Form II (to make known) to Form I (to know/recognize/harbor), shifting the meaning of the Prophet's action regarding the secret.
Abu Al-Harith, Duri Al-Kisa'i
Devalues Women
Vowel Difference (harakat) - Change Meaning (general semantic shift)
نَّصُوحًا
sincere
نُّصُوحًا
of sincerity
Hafs reads with a fat-hah on the noon (naṣūḥan), making it an intensive adjective ('sincere'). The variant (read by Shu'bah) reads with a dammah (nuṣūḥan), making it a verbal noun ('sincerity').
Shu'bah
Incites Violence & Intolerance
Graphical/Basic Letter Difference - Singular to Plural / Plural to Singular
وَكُتُبِهِۦ
His Books
وَكِتَٰبِهِۦ
His Scripture
The Hafs reading uses the plural form 'kutubihi' (His Books), whereas the variant reading uses the singular form 'kitābihi' (His Book/Scripture).
Abu Al-Harith, Bazzi, Duri Al-Kisa'i, Hisham, Ibn Dhakwan, Ibn Jummaz, Ibn Wardan, Idris, Ishaq, Khalaf, Khallad, Qalun, Qunbul, Shu'bah, Warsh