Unless redefined, the default OSC speed is 4MHz. If you use a 125kHz Xtal instead of 4MHz, then you can adjust by the ratio

4,000,000/125,000=32

For example:
With a 4MHz Xtal a one second pause would be

Code:
PAUSE 1000
With a 125kHz Xtal, a one second pause (approx) would be

Code:
PAUSE 31	' =1000/32