The entirety of the Bible is structured by the covenants that God makes. But what is a covenant? From one of our live Ask Ligonier events, Sinclair Ferguson explains these committed promises at the heart of our salvation.

To discover more answers to your biblical and theological questions, explore our Ask Ligonier: Questions Answered playlist: https://www.youtube.com/playlist?list=PL30acyfm60fVTsKnDU9CizFZdv2GNwdbJ