The word سكينة mentioned in Quran. Quranic Verses about Knife.
The word Knife سكينة mentioned 01 times in Quran in 01 verses.
وَآتَتْ كُلَّ وَاحِدَةٍ مِنْهُنَّ سِكِّينًا وَقَالَتِ اخْرُجْ عَلَيْهِنَّ
So when she heard of their scheming, she sent for them and prepared for them a banquet and gave each one of them a knife and said [to Joseph], “Come out before them.” And when they saw him, they greatly admired him and cut their hands and said, “Perfect is Allah ! This is not a man; this is none but a noble angel