diff --git a/src/day_3/notes.md b/src/day_3/notes.md
index c3d285a..42330f2 100644
--- a/src/day_3/notes.md
+++ b/src/day_3/notes.md
@@ -42,6 +42,14 @@ if you want to stage all changes.
 
 ## git commit
 
+This command is used to record the changes you've made to the repository as a new commit. A commit is a snapshot of the changes you've staged (using `git add`) and is accompanied by a commit message that describes the purpose of the changes you are committing.
+
+Usage of `git commit`:
+
+```bash
+git commit -m "Your commit message here"
+```
+
 ## git log
 
 ## git diff