diff --git a/CHANGELOG-5.0.md b/CHANGELOG-5.0.md
index b9082a9885..c47eb143ca 100644
--- a/CHANGELOG-5.0.md
+++ b/CHANGELOG-5.0.md
@@ -12,6 +12,7 @@
 
 - Fixed `Phalcon\Db\Adapter\Pdo\Postgresql::describeColumns()` to return the correct string back [#16371](https://github.com/phalcon/cphalcon/issues/16371)
 - Fixed `Phalcon/Filter/Validation::validate()` and `Phalcon/Filter/Validation/ValidationInterface::validate()` to return also `bool` [#16337](https://github.com/phalcon/cphalcon/issues/16337)
+- Fixed `Phalcon\Mvc\Model::toArray` to ignore getters when the field name is `source`. [#16514](https://github.com/phalcon/cphalcon/issues/16514)
 
 ### Removed
 
diff --git a/phalcon/Cache/AbstractCache.zep b/phalcon/Cache/AbstractCache.zep
index 53c8a3ac5a..06cd30a711 100644
--- a/phalcon/Cache/AbstractCache.zep
+++ b/phalcon/Cache/AbstractCache.zep
@@ -144,7 +144,7 @@ abstract class AbstractCache implements CacheInterface
      * @throws InvalidArgumentException MUST be thrown if the $key string is
      * not a legal value.
      */
-    protected function doGet(string key, var defaultValue = null)
+    protected function doGet(string key, var defaultValue = null) -> var
     {
         this->checkKey(key);
 
@@ -154,7 +154,7 @@ abstract class AbstractCache implements CacheInterface
     /**
      * Obtains multiple cache items by their unique keys.
      */
-    protected function doGetMultiple(var keys, var defaultValue = null)
+    protected function doGetMultiple(var keys, var defaultValue = null) -> array
     {
         var element, results;
 
diff --git a/phalcon/Mvc/Model.zep b/phalcon/Mvc/Model.zep
index c0532165cf..9276217bcd 100644
--- a/phalcon/Mvc/Model.zep
+++ b/phalcon/Mvc/Model.zep
@@ -3328,7 +3328,10 @@ abstract class Model extends AbstractInjectionAware implements EntityInterface,
              */
             let method = "get" . camelize(attributeField);
 
-            if true === useGetter && method_exists(this, method) {
+            /**
+             * Do not use the getter if the field name is `source` (getSource)
+             */
+            if true === useGetter && "getSource" !== method && method_exists(this, method) {
                 let data[attributeField] = this->{method}();
             } elseif isset(this->{attributeField}) {
                 let data[attributeField] = this->{attributeField};