At First Communion the child receives Christ in the Blessed Sacrament for the very first time in his/her life(hence "FIRST"). At Confirmation, the young adult receives the Seal of the Holy Spirit.
The Catechism of the Catholic Church refers to the Eucharist celebrated in Mass as the "source and summit of the Christian life" (1324).
life
To show welcoming of jesus, into the new born babies life.
Catholics do NOT "take" Communion, they RECEIVE Holy Communion from the priest or a duly authorized lay minister of the Eucharist. You receive Holy Communion because Our Blessed Lord, Jesus Christ commanded it, saying, Then Jesus said to them: Amen, amen I say unto you: Except you eat the flesh of the Son of man, and drink his blood, you shall not have life in you. For the complete dissertation of Our Blessed Lord on receiving Holy Communion, read the entire sixth chapter of St. John's Gospel.
Roman Catholic AnswerThe Most Holy Eucharist is the "source and summit of the Christian life." (Lumen Gentium 11). The reception of Holy Communion, the WORTHY reception of Holy Communion is done at Our Blessed Lord's specific command "Truly, I say to you, unless you eat the flesh of the Son of man and drink his blood, you have no life in you." (John 6:53). So Holy Communion, WORTHYHoly Communion is nothing less than a participation in the Body and Blood of Our Blessed Lord. UNWORTHY reception of Holy Communion is: "Receiving Eucharistic Communion can be an act of sacrilege and self-condemnation if done in a state of serious (mortal) sin. For Paul to sin against the body and blood in this way is to be liable for the Lord's violent death. (1 Corinthians 11:27-32) commentary from Ignatius Catholic Study Bible New Testament, Second Catholic Edition, RSV.
They would be reconciliation (confession) and holy communion. The other sacraments, baptism, confirmation, holy orders, and matrimony are only administered one time by clergy but are practiced perpetually throughout your life. Anointing of the sick can be administered more than one time.
That is simple to answer: John 3:16
The Apostles' Creed
You may never "take" Holy Communion, you may only "receive" Holy Communion. You should receive Holy Communion as frequently as you can, while you are in a state of grace, and have been fasting. You may not receive Holy Communion more than twice a day, and the second time only if you have been to an entire Mass. If you are not in a state of grace, or are not fasting, or have already received Holy Communion that day, you should never receive.
Orthodox Baptism refers to the sacrament of initiation into the Eastern Orthodox Church. It involves the individual being fully immersed in water three times to symbolize death and rebirth, followed by anointment with chrism oil and receiving Holy Communion. Orthodox Baptism is considered essential for salvation and the entrance into the life of the Church.
Jesus asked his disciples to eat bread and drink wine in commemoration of the sacrifice of his life, according to scriptures.