س ب عs-b-ʿ
— سَبْعٌsabʿ / سَبْعَةٌsabʿah: the number seven; سَابِعٌsābiʿ: seventh. In Arabic, seven and seventy also denote a large number, not merely a count. ﴿فَسَوّٰىهُنَّ سَبْعَ سَمٰوٰتٍ﴾ (Al-Baqarah 2:29); ﴿اَنْۢبَتَتْ سَبْعَ سَنَابِلَ﴾ (Al-Baqarah 2:261)
سَبْعُوْنَsabʿūna: seventy. ﴿اِنْ تَسْتَغْفِرْ لَهُمْ سَبْعِيْنَ مَرَّةً فَلَنْ يَّغْفِرَ اللّٰهُ لَهُمْ﴾ (At-Tawbah 9:80)
سَبُعٌsabuʿ pl. سِبَاعٌsibāʿ: a beast of prey (some of the lexicographers treat this as a separate root). ﴿وَمَآ اَكَلَ السَّبُعُ﴾ (Al-Māʾidah 5:3)This root occurs 28 times in the Quran.