King James Version (KJV) - Psalms 18:25 >

With the merciful thou wilt shew thyself merciful; with an upright man thou wilt shew thyself upright;

Jewish Publication Society of America Version (JPS1917) - Psalms 18:25 >

(18-26) With the merciful Thou dost show Thyself merciful, with the upright man Thou dost show Thyself upright;