ESV: 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.")
NIV: Some of the tribe of Manasseh defected to David when he went with the Philistines to fight against Saul. (He and his men did not help the Philistines because, after consultation, their rulers sent him away. They said, "It will cost us our heads if he deserts to his master Saul.")
NASB: From Manasseh some also defected to David when he was about to go to battle with the Philistines against Saul. But they did not help them, because the governors of the Philistines sent him away after consultation, saying, 'At the cost of our heads he might defect to his master Saul.'
CSB: Some Manassites defected to David when he went with the Philistines to fight against Saul. However, they did not help the Philistines because the Philistine rulers sent David away after a discussion. They said, "It will be our heads if he defects to his master Saul."
NLT: Some men from Manasseh defected from the Israelite army and joined David when he set out with the Philistines to fight against Saul. But as it turned out, the Philistine rulers refused to let David and his men go with them. After much discussion, they sent them back, for they said, 'It will cost us our heads if David switches loyalties to Saul and turns against us.'
KJV: 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.
NKJV: And some from Manasseh defected to David when he was going with the Philistines to battle against Saul; but they did not help them, for the lords of the Philistines sent him away by agreement, saying, “He may defect to his master Saul and endanger our heads.”