Canto 3 -
Araṇya-kāṇḍa
Chapter 73: Kabandha Requests Śrī Rāma to Visit Śabarī
Text 3.73.33
न त्वेनं विषमाचारः पापकर्माधिरोहति॥
na tv enaṁ viṣamācāraḥ pāpa-karmādhirohati
na = cannot; tu = but; enam = over it; viṣama-ācāraḥ = a man of dishonest behavior; pāpa-karmā = of sinful acts; adhirohati = climb.
But a man whose behavior is dishonest and who acts sinfully cannot climb over it.