{"id": "card_n_801aaaf405f8", "kind": "note", "title": "Heidelberg Q84", "body": "How is the kingdom of heaven opened and shut by the preaching of the holy gospel?\n\nThus: when according to the command of Christ, it is declared and publicly testified to all and every believer, that, whenever they receive the promise of the gospel by a true faith, all their sins are really forgiven them of God, for the sake of Christ's merits; and on the contrary, when it is declared and testified to all unbelievers, and such as do not sincerely repent, that they stand exposed to the wrath of God, and eternal condemnation, so long as they are unconverted.", "source": {"label": "Heidelberg Catechism (1563)", "url": "/codex.html#hc-q84", "ref": "Q84 · Lord's Day 31", "authority_tier": "catechism"}, "shelf": "codex", "box": "catechism_heidelberg", "bands": ["heidelberg", "german_reformed", "lords_day_31", "Matt 16:19", "John 3:18, 36"], "connections": [{"to_card_id": "card_n_b3d286d98c09", "relationship": "proof_text", "via_connection_card_id": "card_c_01c404d50222"}, {"to_card_id": "card_n_59aff31da66d", "relationship": "proof_text", "via_connection_card_id": "card_c_1e4aa5b347df"}, {"to_card_id": "card_c_61805025a836", "relationship": "shares_scripture", "evidence": "Matthew 16:19"}, {"to_card_id": "card_c_9148abe60691", "relationship": "shares_scripture", "evidence": "Matthew 16:19"}, {"to_card_id": "card_n_5dca1f5930ac", "relationship": "shares_scripture", "evidence": "Matthew 16:19"}, {"to_card_id": "card_spine_codex", "relationship": "member_of", "evidence": "a member of the codex shelf in the keeping"}], "author": "engine", "created_at": "2026-05-19T00:00:00Z", "visibility": "public", "lifecycle_stage": "public", "volatility": "permanent", "metrics": {"paperclips_count": 0, "helpful_count": 0, "not_helpful_count": 0, "cite_count": 4, "walks_through_count": 0, "flagged_count": 0}, "updated_at": 1784810212.796796, "source_hash": "d6eb33c720710fd561a5c01fcafec1ae4135c72ff33774da283dfb77c9770493", "witnesses": [{"class": "manuscript_tradition", "label": "Original German 1563 — Ursinus & Olevianus, Elector Frederick III", "ref": "HC-DE-1563"}, {"class": "translation", "label": "Original Latin 1563 — published alongside German", "ref": "HC-LA-1563"}, {"class": "critical_edition", "label": "Heidelberg Catechism — critical edition with proof texts", "ref": "HC-critical"}, {"class": "republication", "label": "CCEL — Heidelberg Catechism", "url": "https://www.ccel.org/creeds/heidelberg-cat.html", "ref": "CCEL-HC"}, {"class": "republication", "label": "CRCNA / RCA — Heidelberg Catechism with Q&A numbering", "url": "https://www.crcna.org/welcome/beliefs/confessions/heidelberg-catechism", "ref": "CRCNA-HC"}, {"class": "proof_text", "label": "Scripture proof texts in the original 1563 edition", "ref": "HC-proofs"}], "witness_status": "passed", "witness_status_reason": "6 witnesses across 5 independence classes: ['critical_edition', 'manuscript_tradition', 'proof_text', 'republication', 'translation']", "surface": "witness", "call": "codex.catechism.heidelberg", "facets": {"subject": ["John 3:18, 36", "german_reformed", "lords_day_31"], "verse": ["Matt 16:19"]}, "presentation": {"glyph": "•", "kind_label": "catechism heidelberg", "by": "Heidelberg Catechism (1563)", "authority": "catechism", "posted": "", "standing": "", "link": {"url": "/codex.html#hc-q84", "host": "", "provider": "", "titled": "Heidelberg Q84", "waybill_line": "", "reach": "", "embed": ""}}, "neighbors": [{"id": "card_n_b3d286d98c09", "title": "Matthew", "relationship": "proof text", "why": "", "href": "/card/card_n_b3d286d98c09", "resolved": true}, {"id": "card_n_59aff31da66d", "title": "John", "relationship": "proof text", "why": "", "href": "/card/card_n_59aff31da66d", "resolved": true}, {"id": "card_c_61805025a836", "title": "Heidelberg Q83 ↔ Matthew", "relationship": "shares scripture", "why": "Matthew 16:19", "href": "/card/card_c_61805025a836", "resolved": true}, {"id": "card_c_9148abe60691", "title": "Heidelberg Q82 ↔ Matthew", "relationship": "shares scripture", "why": "Matthew 16:19", "href": "/card/card_c_9148abe60691", "resolved": true}, {"id": "card_n_5dca1f5930ac", "title": "Heidelberg Q83", "relationship": "shares scripture", "why": "Matthew 16:19", "href": "/card/card_n_5dca1f5930ac", "resolved": true}, {"id": "card_spine_codex", "title": "The Codex — the core theological work", "relationship": "on the shelf of", "why": "a member of the codex shelf in the keeping", "href": "/card/card_spine_codex", "resolved": true}]}