Meeting from 10 September 680 through 16 September 681, the Council of 174 fathers met to combat the heresy of monothelitism, that there was only one will in Jesus.
The only Son and Word of God the Father, who became a man like us in all things but sin, Christ our true God, proclaimed clearly in the words of the gospel; I am the light of the world; anyone who follows me shall not walk in darkness but shall have the light of life, and again, My peace I leave to you, my peace I give you. Our most mild emperor, champion of right belief and adversary of wrong belief, guided in godly wisdom by this teaching of peace spoken by God, has brought together this holy and universal assembly of ours and set at one the whole judgment of the church.Wherefore this holy and universal synod of ours, driving afar the error of impiety which endured for some time even till the present, following without deviation in a straight path after the holy and accepted fathers, has piously accorded in all things with the five holy and universal synods: that is to say, with
1. the synod of 318 holy fathers who gathered at Nicaea against the madman Arius, and
2. that which followed it at Constantinople of 150 God