References to verse 16:21

BookReference
Barahin-e-Ahmadiyya Part V 39 Surah an-Nahl, 16:21–22 [Publisher]
Introduction to the Study of The Holy Quran 4 Holy Quran, 16:21, 22
Invitation to Ahmadiyyat 52 Surah an-Nahl, 16:21
The Essence of Islam – Volume III 26 Al-Nahl, 16:21-22