The triliteral root sīn kāf nūn ( س ك ن) occurs 69 times in the Quran, in 10 derived forms: 15 times as the form I verb sakana ( سَكَنَ) five times as the form IV verb askan ( أَسْكَن) three times as the noun sakan ( سَكَن) once as the noun sikkīn ( سِكِّين) six times as the noun sakīnat ( سَكِينَة) 12 times as the noun maskan ( مَسْكَن)
ِ س ب لَ ع َّ ل لث و لك ن ، و َ ة كَ ر ح ت م َ الْ ياء ش الأَ عال ب َّ ت شاه د الث ة ،و ريس َ ف ديد الْ ح لِ ت ج أَ نِ م ن ي ت حاس ة
The Abjad numerals are a decimal numeral system in which the 28 letters of the Arabic alphabet are assigned numerical values