en_btr_backend/app/Chapter.php

<?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class Chapter extends Model
{
    public $incrementing = false;

    public $fillable = [
        'id',
        'name'
    ];

    public $visible = [
        'name'
    ];

    /**
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function book()
    {
        return $this->belongsTo(Book::class);
    }

    /**
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function verses()
    {
        return $this->hasMany(Verse::class);
    }
}