1 Samuel 19:1

And Saul spoke to Jonathan his son, and to all his servants, that they should slay David.

1 Samuel 18:1

And it came to pass, when he had ended speaking to Saul, that the soul of Jonathan was knit with the soul of David, and Jonathan loved him as his own soul.

1 Samuel 18:9

And Saul eyed David from that day and forward.

Treasury of Scripture Knowledge

Summary

And Saul spake to Jonathan his son, and to all his servants, that they should kill David.

Bible References

And saul

Ecclesiastes 9:3
This is an evil among all that is done under the sun, that one thing befalleth all: yea, also the heart of the children of men is full of evil, and madness is in their heart while they live; and after that, they have to go to the dead.
Jeremiah 9:3
And they bend their tongue, their bow of falsehood, and not for fidelity are they valiant in the land; for they proceed from evil to evil, and they know not me, saith Jehovah.
2 Timothy 3:13
But wicked men and juggling impostors shall advance in evil, leading and being led astray.