None of you must say Khabuthat nafsi (My heart is heaving), but one should say Laqisat nafsi (My heart is being annoyed). (Using translation from Abū Dāʾūd 4978)
أَنَّ رَسُولَ اللهِ ﷺ قَالَ لَا يَقُولَنَّ أَحَدُكُمْ خَبُثَتْ نَفْسِي وَلَكِنْ لِيَقُلْ لَقِسَتْ نَفْسِي