In the above images you can see how the sacrament of Matrimony is administered. It is given in the Church. It is a social sacrament. It is a union blessed by God at the very beginning of creation. It is clear in this text from the Holy Bible:

The Lord God said, ‘It is not good that the man should be alone. I will make him a helpmate.’ (Genesis 2:18)

Matrimony is a Sacrament administered in the presence of the Lord. God blesses the couple who will be united in Holy Matrimony.

Matrimony is a covenant. The covenant is an union in love. Hence the couple getting married should live together in love and cooperation. There are two parties in a covenant. They are the bride and the groom. There must be witnesses in a covenant. Here it is the