血債要用血來償

1. • A debt of blood must be paid in blood.
2. • Blood calls for blood.

Character by character

• 血(xuè)blood
• 債(zhài)debt
• 要(yào)want
• 用(yòng)use
• 血(xuè)blood
• 來(lái)come
• 償(cháng)repay