diff --git a/heb/01/05.md b/heb/01/05.md
index 4e52b76bb0..3cab556804 100644
--- a/heb/01/05.md
+++ b/heb/01/05.md
@@ -1,6 +1,6 @@
 # For to which of the angels did God ever say, "You are my Son ... a Son to me"?
 
-"For God never said to any of the angels, 'You are my Son ... a Son to me.'" 
+"For God never said to any of the angels, 'You are my Son ... a Son to me.'" (Psalm 2:7).
 
 # You are my Son ... I have become your Father