Carrying the heavy weight of guilt naturally forces a person into deep soul-searching. Instead of denying past wrongs, true repentance requires facing them directly and acknowledging the fear of their consequences. This acknowledgment can take different forms. The primary approach among commentators is that this is an intensely private, internal process, where the heart constantly reminds the individual of their wrongdoings [רש״י, רד״ק, מאירי]. Conversely, it can be understood as a public confession spoken openly before others [אבן עזרא, מצודת דוד]. Whichever form it takes, this honest admission leads the individual to willingly accept their suffering, without complaining to God about the punishment they receive [ביאור שטיינזלץ].
With this confession comes a deep sense of dread stemming from multiple concerns. The most immediate fear is of the punishment itself, carrying the threat of severe pain, dangerous traps, or even death [רש״י, רד״ק]. Beyond the physical danger, there is a painful social reality: the fear that enemies will gladly celebrate this downfall [מצודת דוד]. Even when the individual openly admits their wrongs and shares their distress, these enemies offer no relief, continuing their relentless hatred [מלבי״ם]. This profound anxiety is not limited to deliberate acts of rebellion. The fear extends even to unintentional mistakes, demonstrating that if a person worries so deeply about accidental wrongs, they certainly agonize over intentional ones [מלבי״ם].
A completely different perspective suggests that the dread actually comes from the act of public confession itself [אלשיך]. In this view, speaking about the sin to others is the very source of the distress. One reason is the belief that the confession might be entirely misplaced, based on the principle that anyone who claims David truly sinned is mistaken. Thus, the poet deeply regrets humiliating himself by offering a false confession to his enemies. Another reason for this distress is the understanding that offenses committed strictly between a person and God are meant to remain private. By exposing these hidden matters to the public, the individual creates a new reason for deep spiritual worry.