CCC 1627 The consent consists in a “human act by which the partners mutually give themselves to each other”: “I take you to be my wife” – “I take you to be my husband.”1 This consent that binds the spouses to each other finds its fulfillment in the two “becoming one flesh.”2
1 GS 48 # 1; OCM 45; cf. CIC, can. 1057 # 2.
2 Gen 2:24; cf. Mt 10:8; Eph 5:31.