The lyrics you are asking about, starting with "Where are you and I'm so sorry," are from the song "I Miss You" by Blink-182. Here is the relevant excerpt from the lyrics:

Where are you?
And I'm so sorry
I cannot sleep, I cannot dream tonight
I need somebody and always
This sick, strange darkness
Comes creeping on so haunting every time

These lines are part of the opening verse of the song, which expresses feelings of longing and sorrow

. The song continues with imagery like "Hello there, the angel from my nightmare" and references to emotional pain and indecision, making it one of Blink-182's most well-known emotional tracks

. If you want the full lyrics or more context, you can find them on various lyric sites or official Blink-182 releases.