Afala ta'qilun's(2:44) verses and root.
Ayn-Qaf-Lam to bind, keep back, be intelligent, become wise, understand, pay the blood price for anyone, ascend on the summit of a mountain, use understanding, abstain. 'aqaluu (prf. 3rd. m. pl.) they fully understood. ya'qilu (imp. 3rd. m. sing.) he understands. ya'qiluuna (imp. 3rd. m. pl.) who use understanding, who abstain (from evils). na'qilu (imp. 1st. pl.) we understand, abstain. aqala vb. (1) perf. act. 2:75 أَفَتَطْمَعُونَ أَنْ يُؤْمِنُوا لَكُمْ وَقَدْ كَانَ فَرِيق ٌ مِنْهُمْ يَسْمَعُونَ كَلاَمَ اللَّهِ ثُمَّ يُحَرِّفُونَه ُُ مِنْ بَعْدِ مَا عَقَلُوه ُُ وَهُمْ يَعْلَمُونَ 'Afataţma`ūna 'An Yu'uminū Lakum Wa Qad Kāna Farīqun Minhum Yasma`ūna Kalāma Allāhi Thumma Yuĥarrifūnahu Min Ba`di Mā `Aqalūhu Wa Hum Ya`lamūna Did you expect that they would believe with you, when a group of them had heard the words of God then altered them knowingly after having understood? impf. act. 2:44 أَتَأْمُرُونَ النَّاسَ بِالْبِرِّ وَتَنسَوْنَ أَنفُسَكُمْ وَأَنْتُمْ...