"Things have reached a painful pass when those who are called to office on purpose to proclaim the gospel are allowed to use their position to sow doubts about it, and sap and undermine all belief in it. Such conduct is meanness itself, and it is wonderful that the churches tolerate it. Only Satan himself could have put it into a man’s heart to become a salaried preacher of the gospel in order to deny its fundamental truths. He who does this is Judas Redivivus, Iscariot the second. God save us from all complicity with such."
-Charles Haddon Spurgeon

Spurgeon is condemning ministers who claim to be Christian pastors while actively denying the essential doctrines of Christianity from the pulpit.

The historical context here is important. Spurgeon was battling what became known as the
Downgrade Controversy in the late 1800s. Many ministers and theologians were embracing higher criticism, skepticism about miracles, questioning biblical authority, and reinterpreting core Christian doctrines. These men remained in Christian churches and seminaries while undermining the very faith they were supposed to defend. Using their platform to make people doubt Scripture, like termites eating away at a foundation, they were gradually weakening peoples confidence in biblical Christianity. Spurgeon thought they should openly leave the ministry rather than stay in a Christian pulpit while attacking Christian doctrine.

"Redivivus" means "revived" or "living again."

Spurgeon compares such ministers to Judas Iscariot. Just as Judas appeared to be a disciple while betraying Christ, these ministers appear to be servants of Christ while undermining Christ's truth.

Spurgeon's warning is not merely a relic of church history. These "Judas Redivivus" are alive and well today. We see this especially among deconstructionists who, rather than simply admitting they no longer believe, often retain positions of influence while publicly dismantling the very faith they once professed. Using their platforms, as was before, to cast doubt upon Scripture, the person and work of Christ, and the fundamental truths of Christianity, they continue the same pattern Spurgeon confronted in his own day. The faces and terminology may have changed, but the danger remains the same: undermining the faith from within while claiming to speak with authority about it.

True Christians are not called to host persistent doctrinal sabotage, but to guard the truth in love, rebuke error with clarity, and reject what corrupts it from within. Scripture does not treat this lightly. “Reject a factious man after a first and second warning” Titus 3:10, and again, “watch out for those who cause divisions… and avoid them” Romans 16:17. When such a pattern persists, it is not to be excused as harmless disagreement but recognized as destructive to the faith once delivered to the saints.