diff --git a/doc/data/messages/b/bidirectional-unicode/bad.py b/doc/data/messages/b/bidirectional-unicode/bad.py
new file mode 100644
index 0000000000..52f3070747
--- /dev/null
+++ b/doc/data/messages/b/bidirectional-unicode/bad.py
@@ -0,0 +1,2 @@
+# +1: [bidirectional-unicode]
+example = "x‏" * 100  #    "‏x" is assigned
diff --git a/doc/data/messages/b/bidirectional-unicode/details.rst b/doc/data/messages/b/bidirectional-unicode/details.rst
deleted file mode 100644
index ab82045295..0000000000
--- a/doc/data/messages/b/bidirectional-unicode/details.rst
+++ /dev/null
@@ -1 +0,0 @@
-You can help us make the doc better `by contributing <https://github.com/PyCQA/pylint/issues/5953>`_ !
diff --git a/doc/data/messages/b/bidirectional-unicode/good.py b/doc/data/messages/b/bidirectional-unicode/good.py
index c40beb573f..4a625ddb2f 100644
--- a/doc/data/messages/b/bidirectional-unicode/good.py
+++ b/doc/data/messages/b/bidirectional-unicode/good.py
@@ -1 +1 @@
-# This is a placeholder for correct code for this message.
+example = "x[U+2194]" * 100
diff --git a/doc/data/messages/d/duplicate-string-formatting-argument/bad.py b/doc/data/messages/d/duplicate-string-formatting-argument/bad.py
new file mode 100644
index 0000000000..23d8aae4d9
--- /dev/null
+++ b/doc/data/messages/d/duplicate-string-formatting-argument/bad.py
@@ -0,0 +1,26 @@
+# pylint: disable=missing-docstring, consider-using-f-string
+
+SEE = "see 👀"
+SEA = "sea 🌊"
+
+# +1: [duplicate-string-formatting-argument,duplicate-string-formatting-argument]
+CONST = """
+A sailor went to {}, {}, {}
+To {} what he could {}, {}, {}
+But all that he could {}, {}, {}
+Was the bottom of the deep blue {}, {}, {}!
+""".format(
+    SEA,
+    SEA,
+    SEA,
+    SEE,
+    SEE,
+    SEE,
+    SEE,
+    SEE,
+    SEE,
+    SEE,
+    SEA,
+    SEA,
+    SEA,
+)
diff --git a/doc/data/messages/d/duplicate-string-formatting-argument/details.rst b/doc/data/messages/d/duplicate-string-formatting-argument/details.rst
deleted file mode 100644
index ab82045295..0000000000
--- a/doc/data/messages/d/duplicate-string-formatting-argument/details.rst
+++ /dev/null
@@ -1 +0,0 @@
-You can help us make the doc better `by contributing <https://github.com/PyCQA/pylint/issues/5953>`_ !
diff --git a/doc/data/messages/d/duplicate-string-formatting-argument/good.py b/doc/data/messages/d/duplicate-string-formatting-argument/good.py
index c40beb573f..be4b783286 100644
--- a/doc/data/messages/d/duplicate-string-formatting-argument/good.py
+++ b/doc/data/messages/d/duplicate-string-formatting-argument/good.py
@@ -1 +1,14 @@
-# This is a placeholder for correct code for this message.
+# pylint: disable=missing-docstring, consider-using-f-string
+
+SEE = "see 👀"
+SEA = "sea 🌊"
+
+# +1: [duplicate-string-formatting-argument,duplicate-string-formatting-argument]
+CONST = """
+A sailor went to {sea}, {sea}, {sea}
+To {see} what he could {see}, {see}, {see}
+But all that he could {see}, {see}, {see}
+Was the bottom of the deep blue {sea}, {sea}, {sea}!
+""".format(
+    sea=SEA, see=SEE
+)