GOD'S WORD® Translation
Jonathan answered, "That's unthinkable! If I knew for sure that my father had decided to harm you, I would have told you about it."

American Standard Version
And Jonathan said, Far be it from thee; for if I should at all know that evil were determined by my father to come upon thee, then would not I tell it thee?

Berean Study Bible
“Never!” Jonathan replied. “If I ever found out that my father had evil intentions against you, would I not tell you?”

Douay-Rheims Bible
And Jonathan said: Far be this from thee: for if I should certainly know that evil is determined by my father against thee, I could do no otherwise than tell thee.

English Revised Version
And Jonathan said, Far be it from thee: for if I should at all know that evil were determined by my father to come upon thee, then would not I tell it thee?

King James Bible
And Jonathan said, Far be it from thee: for if I knew certainly that evil were determined by my father to come upon thee, then would not I tell it thee?

World English Bible
Jonathan said, "Far be it from you; for if I should at all know that evil were determined by my father to come on you, then wouldn't I tell you that?"

Young's Literal Translation
And Jonathan saith, 'Far be it from thee! for I certainly do not know that the evil hath been determined by my father to come upon thee, and I do not declare it to thee.'

1 Samuel 20:9 Additional Translations ...