Solomon
Ecclesiastes 4:12ASV·traditional attribution

And if a man prevail against him that is alone, two shall withstand him; and a threefold cord is not quickly broken.

Jamieson-Fausset-Brown Reformed

one--enemy. threefold cord--proverbial for a combination of many--for example, husband, wife, and children (Pro 11:14); so Christians (Luk 10:1; Col 2:2, Col 2:19). Untwist the cord, and the separate threads are easily "broken."

John Gill Reformed Baptist

And if one prevail against him, two shall withstand him,.... If an enemy, or a thief, or a robber, attack anyone of them, in friendship and fellowship together, and is more than a match for him; both joined together will be able to resist him; so that he shall not succeed in his enterprise, and do the mischief he designed; see Sa2 10:11; Thus, when...

Keil & Delitzsch Lutheran

Ecc 4:12 “And if one shall violently assail him who is alone, two shall withstand him; and (finally) a threefold cord is not quickly broken asunder.” The form yithqepho for yithqephehu, Job 15:24, is like hirdepho, Hos 8:3 = hirdephehu, Jdg 9:40.