Baldwin, Joyce G.: The Message of Genesis 12–50, s. 31. Downers Grove, Illinois: InterVarsity Press, 1996. ISBN 978-0-8308-8314-1. Google-kirjat (viitattu 31.12.2022). (englanniksi)
Muhammed ibn Ismail al-Bukhari: Sahih al-BukhariThe Hadith of the Prophet Muhammad (صلى الله عليه و سلم) at your fingertips. sunnah.com. Viitattu 24.12.2022. (englanniksi)