فُلَانٌ نَظِيفُ الْيَدِ.
That person has clean hands—that is, acts honestly.
“Clean-handed” can literally describe hygiene but often conveys integrity. These two levels illustrate kināyah: the literal meaning remains possible while context directs attention toward an associated quality.
Commenting on actually clean hands need not involve a figure. Immediate classification by phrase alone differs from establishing an associated meaning through context.