Rashi on Proverbs
Many people call upon the man who promises them kindness There are many people who rely on their friends who promise them kindness, and they call them at the time of their straits.
Rashi on Proverbs
but who can find a trustworthy man? who promises and keeps his promise.
Rashi on Proverbs
who promises them kindness Heb. איש חסדו, lit. a man of his kindness, who promises him to do kindness.