The attribute and quality of loyalty is such a beautiful concept, this value and virtue is something that begins with being faithful and loyal first to the Creator of all that exists Allah SWT and then to follow and obey the messenger Muhammad peace be upon him. Those people that believe in Allah and the last hour or last day, the day of judgement do not love those who oppose Allah and his messenger peace be upon him.
Even if these that oppose Allah and the messenger peace be upon him are from their own family whether its their father, son, brother or extended family, they favour the people of tawhid and do not lose faith and strength in the Oneness of Allah. They are decreed to be faithful which is written within their hearts and they are strengthened by the ruh or spirit of Allah the strength is from Allah as Allah is All Powerful and Al Mighty the most Wise.
The believers are allies of one another and it is the concept of tawhid that brings and unifies the believers upon the way of life chosen by Allah. They love one another for the sake of Allah and they enjoin good and forbid what is evil.
For this quality of loyalty a person is admitted into Jannah where rivers will flow from beneath their homes and they will abide therein forever. Allah will be pleased with them and they will be pleased with Allah. These believers are the party of Allah and they are the successful.
Allah SWT will have complete victory upon earth and so will the Prophets of Allah peace be upon all of them. Tawhid is the unifying concept and obedience to Allah and His messenger Muhammad peace be upon him. This brings faith to the hearts and Allah strengthens the believers from his spirit. And ultimately this a brings the reward and the feeling of loving and being pleased with Allah.
So a person is not to oppose, defy, go against or rebel against Allah and seeking the understanding of the Oneness of Allah The Tawhid for example the tawhid of the fact that Allah is the complete Master and Owner and Ruler of the entire creation, that Allah is singular in this majestic and kingship. That even the kings of this earth are in subservience to the King of all creation Allah SWT. Then Tawhid of the fact that only Allah is worthy of worship and nothing from creation is worthy of worship, and finally the tawhid or the Oneness in the beautiful names and attributes of Allah that we know of and that we don’t know of.
This requires obedience, understanding and discipline to Allah SWT and the messenger Muhammad Peace be upon him that this loyalty and quality this concept this value is worth everything in this life and the hereafter, even over family that maybe in opposition. Victory is guaranteed for Allah and his Prophets peace be upon all of them. The people that believe in Allah and the last day are the party of Allah and successful are these believers.
So a person must spend his entire life preparing and training doing those words and actions that will please Allah and seeking the face of Allah will eventually lead them to Jannah. This is what every believer hopes for and this requires discipline, knowledge backed by truth and clear understanding and knowing that Allah SWT is the One that is in control of everything and only Allah can choose to do what He wills. This preparation and training for the day when a person will have to stand and face Allah SWT is the main purpose of all of mankind.
So strive and seek the face of Allah, spend in the cause of Allah and eventually upon our last beat of the heart that seeks and loves to meet Allah will be placed within the mercy and forgiveness of Allah SWT where they will be successful.
May Allah reward you and hope that Allah makes you one of the people of Jannah on this earth and you receive the reward from Allah SWT. This loyalty and obedience to Allah will never go wasted and till the last hour is established it will make this life on earth much better being a person of Jannah. Try not to fall into the habits of those that are running towards the words and actions of the people of hellfire.
Most of all enjoy this life and live within the limits and boundaries that are setup by Allah and seek beneficial knowledge for this training every day and words of the Quran and applying it will make the path to Jannah easier.