Cremation is not explicitly prohibited in Scripture and is not a sin for Christians. The Bible records multiple burials and the New Testament nowhere prohibits cremation. The theological concerns historically raised (interference with bodily resurrection) have been rejected by mainstream Christian theology — God is not limited by the state of the body in resurrection. Cremation is a disputable matter (Romans 14) where Christians have genuine freedom. 75/100 Spiritually Safe.
The Bible does not explicitly address cremation. The Old Testament records primarily burials — Abraham, Sarah, Jacob, and others were buried in tombs. The New Testament records Jesus' burial in a tomb (Matthew 27:59-60), and Paul uses the imagery of burial and resurrection in 1 Corinthians 15:35-44 (the seed planted in the ground imagery). The Bible does not prohibit cremation anywhere in its text.
Some Old Testament texts describe burning bodies in contexts of judgment or desecration (Joshua 7:25, 1 Samuel 31:12), which has led some Christians to assume cremation is associated with shame. But careful exegesis does not support reading these specific historical instances as a general prohibition on cremation.
The primary theological concern historically raised against cremation is that it might interfere with bodily resurrection. If the body is burned to ash, can God resurrect it? This concern misunderstands the nature of resurrection. 1 Corinthians 15:35-44 describes resurrection as a transformation, not a reassembly of original physical material. The resurrection body is "imperishable" — it is not the same molecules reconstructed but a glorified body. God is not limited by the state of the earthly body in producing the resurrection body.
Every body buried in a grave eventually returns to dust and disperses. Every body cremated returns to ash. God's power to resurrect is not constrained by the physical state of the body any more than it was constrained by Lazarus's four days in the tomb. The Gospel Coalition provides a thorough treatment of this question.
Traditional Christian practice has favored burial, which is why the vast majority of Christian cemeteries exist and why burial has been the norm across Catholic, Orthodox, and Protestant traditions historically. The Catholic Church lifted its prohibition on cremation in 1963, though it still prefers burial and requires that ashes be treated with the same dignity as a body (interred or placed in a sacred space rather than scattered). Protestant and evangelical traditions generally treat cremation as a matter of Christian freedom.
For Christian families making this decision: you have genuine freedom in Christ. Consider your family's wishes, the cost and practicality, and your own theological convictions. If you choose cremation, treating the remains with dignity and having a funeral that clearly proclaims the resurrection is entirely consistent with Christian faith. GotQuestions provides additional biblical perspective. See our Is It a Sin? hub.