the huroof mufridat are the 29 letters that make up the arabic alphabet
There are 32 letters (haroof-e-tahaji) in the Persian alphabet.
29
There are 28 letters
Shia's belive in one. Sunni's believe in seven. shia: what he said is right but if he means numbers. according to the (ZAROSOFT) program:all horoof : 330733 ء1562 ئ1171 ؤ713 ى 2594 ا43551 أ9150 إ5068 آ1506 ب 11491 ت 10471 ث 1414 ج 3316 حروف تعداد ح 4141 خ 2497 د5991 ذ4932 ر12403 ز1599 س 6013 ش 2124 ص 2071 ض 1686 ط 1273 ظ 853 حروف تعداد ع 9405 غ 1221 ف 8747 ق 7034 ك 10497 ل 38189 م 26747 ن 27265 هـ14850 و24796 ي21999 ة2393