The “Thayodhamma Sutta” in the Anguttara Nikaya tells you how to go about it, @breath. It explain in full why and how to practice the spiritual life. Specifically this sutta describes what you should avoid or irradiate in order to achieve Nibbana. Thayo means Three – so it is abandoning three things at a time towards Path Fruition.
To abandon 1. Birth 2. Old age 3. Death
You have to abandon: 1. Greed (passion); 2. Hatred; 3. Delusion
To abandon the above three you have to abandon: 1. Personality view; 2. Doubt; 3. Rituals and observances.
To abandon the above three you have to abandon: 1. Drowsiness of the mind; 2. Following the wrong path; 3. Unwise attention.
To abandon the above three you have to abandon: 1. Unmindfulness (wrong mindfulness); 2. Unawareness; 3. Mental distraction.
To abandon the above three you have to abandon: 1. Dislike to see the noble ones; 2. Dislike to hear the noble teachings; 3. Fault-finding mind.
To abandon the above three you have to abandon: 1. Conceit; 2. Unrestraint; 3. Immorality.
To abandon the above three you have to abandon: 1. Lack of confidence; 2. Dislike to listen to others; 3. Laziness.
To abandon the above three you have to abandon: 1. Unfriendliness; 2. Disobedience; 3. Bad Friends (Asathpurisa Sevanaya).
To abandon the above three you have to abandon: 1. Shamelessness; 2. Fearlessness; 3. Non-diligence.