@Inza (maria ali) explained the music part well, and it’s completely okay to hold that view. If in your understanding and conscience music is not allowed, then honoring that conviction is already a form of taqwa. Islam does not ask a person to go against what their heart, knowledge, and conscience sincerely accept.Now addressing your main confusion about assisting in sin:
Allah gives us a very calming and fair principle:“Allah does not burden a soul beyond what it can bear.” (Qur’an 2:286)and also,“No soul bears the burden of another.” (Qur’an 6:164)
You are sinful only when your action directly helps or facilitates the sinful act itself. If someone asks you to do something haram and you refuse, you have done your duty. Simply stepping aside does not automatically make you sinful. However, intentionally handing the task to another person with the purpose of getting the sin done anyway would count as indirect assistance. The key factor is intention and causation: if your role is essential in enabling the sin, it becomes blameworthy; if you neither perform it nor enable it, you are not accountable for what others choose to do on their own.
About inviting friends to an event where something haram may occur: Here, intention and scope matter. If your invitation is specifically for the haram element (e.g., inviting people to enjoy the music), then that would be assisting in sin. But if the event itself is permissible or beneficial in essence, and the haram aspect is incidental and not the reason for inviting others, then you are not sinful for the invitation itself. Each person remains responsible for how they engage with the event. Islam does not place the burden of everyone’s choices on one person, especially when the purpose is lawful and beneficial
So take ease:You are accountable for what you choose, not what you cannot control.Respecting your conscience is valid.Islam does not place guilt on sincere people trying to do right.Allah looks at intentions, effort, and limits — not at impossible perfection.