First of all listening to music is itself a sin.
It is second thing that you are going to add lyrics. You are going to help promote the music in this way. Its bigger than listening to music because you are going to promote a sin.
Imraan Bin Husain (radhiyallahu anhu) narrates that Rasulullah (sallallahu alayhi wasallam) said: "In this Ummah will be ...
While listening to a music, one can identify what emotions, feelings the music arouses. Then, based on this, one can make a judgement. Definitely, music has a motivating effect on people, but the extent and nature of how each individual is affected by the music or rhythm differs. There are certain types of music that must be stayed away, and scholars ...
Allah (ﷻ) spoke on the serious sins plaguing mankind, not specifically on ALL sins that ever existed. To know the rest of the sins that should be avoided, Muslims turn to the Sunnah.. and we do so because Allah (ﷻ) Himself said He sent the Prophet (ﷺ) to us to explain to us e.g., expand on the little details.
These references I compiled may benefit you: ...
If Music is haram then assisting it indirectly is haram too.
تَعَاوَنُوا عَلَى الْبِرِّ وَالتَّقْوَىٰ وَلَا تَعَاوَنُوا عَلَى الْإِثْمِ وَالْعُدْوَانِ
Cooperate in righteousness and piety, but do not cooperate in sin and aggression.