The Quran root ح ز ن ḥ-z-n

قُلْنَا اهْبِطُوا مِنْهَا جَمِيعًا فَإِمَّا يَأْتِيَنَّكُم مِّنِّي هُدًى فَمَن تَبِعَ هُدَايَ فَلَا خَوْفٌ عَلَيْهِمْ وَلَا هُمْ يَحْزَنُونَ ٣٨

يَحْزَنُونَ yaḥzanūna · will grieve

We said, "Go down from it, all of you. And when guidance comes to you from Me, whoever follows My guidance - there will be no fear concerning them, nor will they grieve. (Surah Al-Baqarah, 2:38)

إِنَّ الَّذِينَ آمَنُوا وَالَّذِينَ هَادُوا وَالنَّصَارَىٰ وَالصَّابِئِينَ مَنْ آمَنَ بِاللَّهِ وَالْيَوْمِ الْآخِرِ وَعَمِلَ صَالِحًا فَلَهُمْ أَجْرُهُمْ عِندَ رَبِّهِمْ وَلَا خَوْفٌ عَلَيْهِمْ وَلَا هُمْ يَحْزَنُونَ ٦٢

يَحْزَنُونَ yaḥzanūna · will grieve

Indeed, those who believed and those who were Jews or Christians or Sabeans [before Prophet Muḥammad (ﷺ)] - those [among them] who believed in Allāh and the Last Day and did righteousness - will have their reward with their Lord, and no fear will there be concerning them, nor will they grieve. (Surah Al-Baqarah, 2:62)

وَلَا عَلَى الَّذِينَ إِذَا مَا أَتَوْكَ لِتَحْمِلَهُمْ قُلْتَ لَا أَجِدُ مَا أَحْمِلُكُمْ عَلَيْهِ تَوَلَّوا وَّأَعْيُنُهُمْ تَفِيضُ مِنَ الدَّمْعِ حَزَنًا أَلَّا يَجِدُوا مَا يُنفِقُونَ ٩٢

حَزَنًا ḥazanan · (of) sorrow

Nor [is there blame] upon those who, when they came to you for you to take them along, you said, "I can find nothing upon which to carry you." They turned back while their eyes overflowed with tears out of grief that they could not find something to spend [for the cause of Allāh]. (Surah At-Tawbah, 9:92)

وَتَوَلَّىٰ عَنْهُمْ وَقَالَ يَا أَسَفَىٰ عَلَىٰ يُوسُفَ وَابْيَضَّتْ عَيْنَاهُ مِنَ الْحُزْنِ فَهُوَ كَظِيمٌ ٨٤

الْحُزْنِ l-ḥuz'ni · the grief

And he turned away from them and said, "Oh, my sorrow over Joseph," and his eyes became white from grief, for he was [of that] a suppressor. (Surah Yusuf, 12:84)