Strong’s Greek
G3627 — oikteiro
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
οἰκτίρω
oikteiro — pronounced oyk-ti'-ro} 在某些时态亦作 oiktereo {oyk-ter-eh'-o
oiktereo oyk-ter-eh'-o from oiktos (pity); to exercise pity:--have compassion on.
1 occurrence in the KJV.
Romans 9:15
For he saith to Moses, I will have mercy on whom I will have mercy, and I will have compassion on whom I will have compassion.