From c97b92affee28809ec29f9d741b1404c3db4fabc Mon Sep 17 00:00:00 2001
From: Rami Mosleh <engrbm87@gmail.com>
Date: Mon, 3 Oct 2022 14:53:46 +0300
Subject: [PATCH] Add Config entry Template function documentation (#24275)

---
 source/_docs/configuration/templating.markdown | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/source/_docs/configuration/templating.markdown b/source/_docs/configuration/templating.markdown
index 1b0c5405cb9..183ae2039ba 100644
--- a/source/_docs/configuration/templating.markdown
+++ b/source/_docs/configuration/templating.markdown
@@ -259,6 +259,20 @@ The same thing can also be expressed as a test:
 
 {% endraw %}
 
+### Config Entries
+
+- `entry_id(entity_id)` returns the config entry ID for a given entity ID. Can also be used as a filter.
+
+#### Config entries examples
+
+{% raw %}
+
+```text
+{{ entry_id('sensor.sony') }}  # deadbeefdeadbeefdeadbeefdeadbeef
+```
+
+{% endraw %}
+
 ### Areas
 
 - `area_id(lookup_value)` returns the area ID for a given device ID, entity ID, or area name. Can also be used as a filter.