Totenwacht literally translates to "death vigil" or "wake". It's a poignant and somewhat archaic word that evokes a strong sense of tradition and remembrance.
In the context of the song, the singer, who is presumably reflecting on their own passing, tells their loved ones, "Haltet mir keine Totenwacht" (Don't hold a death vigil for me). This powerful line encourages them to celebrate life rather than mourn, making Totenwacht a central and emotionally resonant word in the lyrics.
"Ihr sollt nicht trauern" is Santiano singing as someone who has already died, speaking to the people they love. The message is simple: don't spend your days grieving me, dance instead.
The verses look back on a shared life at sea and the good times that came with it, and ask the people left behind to let go of the tears. The chorus turns that request into an image: dance until the end of your days, as if the singer were still right there among you.
It's a farewell song built around comfort rather than sorrow, in the folk-rock, seafaring style Santiano is known for.