NET

12 Jonathan said to David, “The Lord God of Israel is my witness! I will feel out my father about this time the day after tomorrow. If he is favorably inclined toward David, will I not then send word to you and let you know?

Darby

12 And Jonathan said to David, Jehovah, God of Israel, when I sound my father about this time to-morrow, [or] the next day, and behold, there be good toward David, and I then send not to thee, and apprise thee of it,

KJV

12 And Jonathan said unto David, O LORD God of Israel, when I have sounded my father about to morrow any time, [or] the third [day], and, behold, [if there be] good toward David, and I then send not unto thee, and shew it thee;