2 Samuel 22:26 KJV
With the merciful thou wilt shew thyself merciful, and with the upright man thou wilt shew thyself upright.
2 Samuel 22:26, King James Version
In context
25 Therefore the Lord hath recompensed me according to my righteousness; according to my cleanness in his eye sight.
26 With the merciful thou wilt shew thyself merciful, and with the upright man thou wilt shew thyself upright.
27 With the pure thou wilt shew thyself pure; and with the froward thou wilt shew thyself unsavoury.