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)
قَالَ رَسُولُ اللهِ ﷺ لَا يَقُولَنَّ أَحَدُكُمْ خَبُثَتْ نَفْسِي وَلَكِنْ لِيَقُلْ لَقِسَتْ نَفْسِي قَالَ وَكِيعٌ الْغَثَيَانُ