וַיִּשְׁלַ֥ח דָּוִ֖ד מְרַגְּלִ֑ים וַיֵּ֕דַע כִּֽי־בָ֥א שָׁא֖וּל אֶל־נָכֽוֹן׃
David therefore sent out spies, and understood that Saul was come of a certainty.
Find Talmudic references to I Samuel 26:4: , passages from the Talmud Bavli and Yerushalmi.