diff --git a/mirzaev/yii2/arangodb/Query.php b/mirzaev/yii2/arangodb/Query.php
index 49892ba..1e45224 100644
--- a/mirzaev/yii2/arangodb/Query.php
+++ b/mirzaev/yii2/arangodb/Query.php
@@ -229,7 +229,6 @@ class Query extends Component implements QueryInterface
         return $this;
     }
 
-
     /**
      * Обойти коллекцию вершин по направлению
      *
@@ -253,24 +252,43 @@ class Query extends Component implements QueryInterface
         return $this;
     }
 
+    /**
+     * Проверка типа и конвертация
+     */
+    protected static function checkArrayAndConvert(string|array $text): string
+    {
+        if (is_array($text)) {
+            return self::convertArrayToString($text);
+        }
+
+        return $text;
+    }
+
+    /**
+     * Конвертация в строку
+     */
+    protected static function convertArrayToString(array $text): string
+    {
+        // Очистка
+        array_walk($text, 'trim');
+
+        // Конвертация
+        return implode(", ", $text);
+    }
+
     /**
      * Генерация AQL конструкции "FOR"
      *
      * Примеры:
      * 1. "FOR account"
      * 2. "FOR account, account_edge_supply"
-     *
      */
     protected static function genFor(string|array $for): string
     {
         if (is_array($for)) {
             // Если передан массив, то конвертировать в строку
 
-            // Очистка элементов через trim()
-            array_walk($for, 'trim');
-
-            // Конвертация
-            $for = implode(", ", $for);
+            $for = self::convertArrayToString($for);
         }
 
         // Генерация
@@ -822,7 +840,7 @@ class Query extends Component implements QueryInterface
         $query ?? $query = $this;
         $query->in ?? $query->in = $query->collection ?? throw new Exception('Не найдена коллекция');
         $query->for ?? $query->for = $query->in;
-        $query->collection ?? $query->collection = $query->in;
+        $query->collection ?? $query->collection = self::checkArrayAndConvert($query->for);
 
         $params = array_merge($params, $query->params);
 
@@ -929,12 +947,12 @@ class Query extends Component implements QueryInterface
     {
         // Инициализация
         $this->in ?? $this->in = $this->collection ?? throw new Exception('Не найдена коллекция');
-        $this->collection ?? $this->collection = $this->in ;
+        $query->collection ?? $query->collection = self::checkArrayAndConvert($query->for);
 
         $data = Serializer::encode($columns);
 
         $clauses = [
-            "INSERT $data IN {$this->quoteCollectionName($this->in ?? $this->collection)}",
+            "INSERT $data IN {$this->quoteCollectionName($this->collection)}",
             $this->genOptions(),
         ];
 
@@ -976,7 +994,7 @@ class Query extends Component implements QueryInterface
         // Инициализация
         $this->in ?? $this->in = $this->collection ?? throw new Exception('Не найдена коллекция');
         $this->for ?? $this->for = $this->in;
-        $this->collection ?? $this->collection = $this->in;
+        $query->collection ?? $query->collection = self::checkArrayAndConvert($query->for);
 
         $clauses = [
             static::genFor($this->for),
@@ -1028,7 +1046,7 @@ class Query extends Component implements QueryInterface
         // Инициализация
         $this->in ?? $this->in = $this->collection ?? throw new Exception('Не найдена коллекция');
         $this->for ?? $this->for = $this->in;
-        $this->collection ?? $this->collection = $this->in;
+        $query->collection ?? $query->collection = self::checkArrayAndConvert($query->for);
 
         $clauses = [
             static::genFor($this->for),