diff --git a/rom/11/08.md b/rom/11/08.md
index de7537baa0..2498ff98f1 100644
--- a/rom/11/08.md
+++ b/rom/11/08.md
@@ -1,6 +1,6 @@
 # God has given them a spirit of dullness, eyes so that they should not see, and ears so that they should not hear
 
-They are not able to hear or receive spiritual truth.
+They are not able to hear or receive spiritual truth. (see Deuteronomy 29:4)
 
 # spirit of