Correct

坐吃山空

/ zuò chī shān kōng / 
Strokes

Definition

lit. just sitting and eating, one can deplete even a mountain of wealth (idiom)/fig. to spend one's money without generating any income

Example

Definition

if left to sit idle, one can even consume a mountain—sit idle and eat, and in time your whole fortune will be used up

1
Tā
他
dào
到
jīng
京
zhīhòu
之后
  
,
zhù
住
zài
在
diàn
店
lǐ
里
  
,
yǐjīng
已经
shì
是
dāng
当
mài
卖
dùrì
度日
  
,
zuòchīshānkōng
坐吃山空
  
。

After arriving in the capital, he stayed in the hotel, lived on pawning objects every day and sat eating away his resources.