diff --git a/pykusto/_src/functions.py b/pykusto/_src/functions.py
index 2885200b..660827c8 100644
--- a/pykusto/_src/functions.py
+++ b/pykusto/_src/functions.py
@@ -848,6 +848,18 @@ def array_slice(array: ArrayType, start: NumberType, end: NumberType) -> _ArrayE
         """
         return _ArrayExpression(KQL(f'array_slice({_to_kql(array)}, {_to_kql(start)}, {_to_kql(end)})'))
 
+    @staticmethod
+    def array_sort_asc(array1: ArrayType, nulls_last: BooleanType = None, *more_arrays: ArrayType) -> _ArrayExpression:
+        """
+        https://docs.microsoft.com/en-us/azure/data-explorer/kusto/query/arraysortascfunction
+        """
+        res = f'array_sort_asc({_to_kql(array1)}'
+        if len(more_arrays) > 0:
+            res = res + ', ' + ', '.join(_to_kql(array) for array in more_arrays)
+        if nulls_last is not None:
+            res = res + ', ' + f'{_to_kql(nulls_last)}'
+        return _ArrayExpression(KQL(res + ')'))
+
     @staticmethod
     def array_split(array: ArrayType, indices: Union[NumberType, ArrayType]) -> _ArrayExpression:
         """
diff --git a/test/test_functions.py b/test/test_functions.py
index 698ec9fc..22b64594 100644
--- a/test/test_functions.py
+++ b/test/test_functions.py
@@ -1042,6 +1042,22 @@ def test_array_slice(self):
             Query().extend(foo=f.array_slice(t.arrayField, t.numField, t.numField2)).render()
         )
 
+    def test_array_sort_asc(self):
+        self.assertEqual(
+            ' | extend foo = array_sort_asc(arrayField1, arrayField2, boolField)',
+            Query().extend(foo=f.array_sort_asc(t.arrayField1, t.boolField, t.arrayField2)).render())
+        self.assertEqual(
+            ' | extend foo = array_sort_asc(arrayField1, arrayField2)',
+            Query().extend(foo=f.array_sort_asc(t.arrayField1, t.arrayField2)).render())
+        self.assertEqual(
+            ' | extend foo = array_sort_asc(arrayField1, boolField)',
+            Query().extend(foo=f.array_sort_asc(t.arrayField1, t.boolField)).render()
+        )
+        self.assertEqual(
+            ' | extend foo = array_sort_asc(arrayField1)',
+            Query().extend(foo=f.array_sort_asc(t.arrayField1)).render()
+        )
+
     def test_array_split(self):
         self.assertEqual(
             ' | extend foo = array_split(arrayField, numField)',