(ن) خَلَصَ يَخْلُصُ خُلُوْصًاkhalaṣa yakhluṣu khulūṣan: to be separated from something, to be free of admixture, to be pure. ﴿فَلَمَّا اسْتَيْئَسُوْا مِنْهُ خَلَصُوْا نَجِيًّا﴾ (Yūsuf 12:80)
خَالِصٌkhāliṣ (active participle, ism fāʿil): pure, unmixed. ﴿اَلَا لِلّٰهِ الدِّيْنُ الْخَالِصُ﴾ (Az-Zumar 39:3)
Form IV (ifʿāl) اَخْلَصَ يُخْلِصُ اِخْلَاصًاakhlaṣa yukhliṣu ikhlāṣan: to purify of admixture, to set apart from others. ﴿مُخْلِصِيْنَ لَهُ الدِّيْنَ﴾ (Al-Bayyinah 98:5); مُخْلَصٌmukhlaṣ (passive participle, ism mafʿūl): chosen. ﴿اِلَّا عِبَادَكَ مِنْهُمُ الْمُخْلَصِيْنَ﴾ (Al-Ḥijr 15:40)
Form X (istifʿāl) اِسْتَخْلَصَ يَسْتَخْلِصُ اِسْتِخْلَاصًاistakhlaṣa yastakhliṣu istikhlāṣan: to set apart from others and reserve for oneself. ﴿اَسْتَخْلِصْهُ لِنَفْسِيْ﴾ (Yūsuf 12:54)