We exchanged his life for a Momentous Sacrifice. (Please notice here the absence of the Biblical and the traditional myth of a 'ram' sent from the heavens. Also, note that slaughtering of a sheep or goat, by no means, can be considered a Momentous Sacrifice. (14:37), (37:102)
And We rescued him in exchange of a great sacrifice. (The sacrifice of Ibrahim and Ismail – peace be upon them – is commemorated every year on 10,11 and 12 Zil Haj)