The search for "cos" delivered 2 verses in 2 songs on 2 records.
The dragon searched for the following: "cos" as keywords
Here are the matching verses:
Black Sabbath: Live Evil
6. Black Sabbath
Is It The End My Friend
Satan's Coming Round The Bend
People Running 'Cos They're Scared
People You Better Go And Beware
No, No, No, No, No, No, No!
Dio: Lock Up The Wolves
5. Night Music
When you move to the rhythm of shadows
You can hide from the heat of the sun
'Cos If you dance to the beat of the darkness
You burn before the fire's begun