1 Chronicles 12:19

Some of the men of Manasseh deserted to David when he came with the Philistines for the battle against Saul. (Yet he did not help them, for the rulers of the Philistines took counsel and sent him away, saying, "At peril to our heads he will desert to his master Saul.")

1 Samuel 29:2-9

As the lords of the Philistines were passing on by hundreds and by thousands, and David and his men were passing on in the rear with Achish,

Treasury of Scripture Knowledge

Summary

And there fell some of Manasseh to David, when he came with the Philistines against Saul to battle: but they helped them not: for the lords of the Philistines upon advisement sent him away, saying, He will fall to his master Saul to the jeopardy of our heads.

When he came

Bible References

When he came

1 Samuel 29:2
As the lords of the Philistines were passing on by hundreds and by thousands, and David and his men were passing on in the rear with Achish,

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.