export interface BibleBook {
    /** OSIS book code, e.g. 'John'. Used in the canonical locus `work`. */
    osis: string;
    /** Human display name. */
    name: string;
    /** Chapter count (for UI pickers + range validation). */
    chapters: number;
}
/** The 66-book Protestant canon (OSIS codes). */
export declare const BOOKS: BibleBook[];
export declare function lookupBook(token: string): BibleBook | undefined;
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