Contradiction with Numbers 16:1-3
Numbers 16:1-3 describes Korah's rebellion against Moses and Aaron, which contradicts Numbers 26:9 that portrays only the involvement of Dathan and Abiram in the rebellion.
Numbers 16:1-3: Now Korah, the son of Izhar, the son of Kohath, the son of Levi, and Dathan and Abiram, the sons of Eliab, and On, the son of Peleth, sons of Reuben, took [men]:
Paradox #1
The contradiction or inconsistency might be found in the broader context of divine judgment versus human actions. Some see a conflict in how consequences are handled for rebellion or wrongdoing, as God's judgments may seem harsh by modern standards. This can challenge the understanding of justice and mercy.