so help me

• 我敢断言，我敢发誓

so help me的用法和样例：

例句

1. I'll revenge on you one day, so help me God.
   我发誓，总有一天我会找你报仇的。
2. I had no intention of doing any wrong, so help me God. It was entirely an accident.
   我敢起誓，我并不是存心要做坏事，这完全是偶然事故。
3. I never stole the money, so help me (I didn't)!
   钱决不是我偷的，老天爷可以作证！