BlogController

public function actionView($id){
  $comment = new Comments();
  $article = Blog::find()->where(['id' => $id])->all();
  $query = Comments::find()->where(['page' => $id]);

 // $query = Comments::find()->where('body=page',['page'=>$id]);

  $dataProvider = new ActiveDataProvider([
    'query' => $query,
    'pagination' => [
            'pageSize' => 10,
        ]
    ]);

   if ($comment->load(Yii::$app->request->post()) && $comment->post()) {
        return $this->refresh();
    }

    return $this->render('view', [
      'article' => $article,
      'dataProvider' => $dataProvider,
      'comment' => $comment,
    ]);
  }