أكْرِمْhonor صديقكyour friend عنfrom سؤاquestioning (word fragment)
أكْرِمْ صديقك عن سؤا
لكcompletion of 'your questioning' عنهabout him واحفظand safeguard منهfrom him ذِمّهhis honor
لك عنه واحفظ منه ذِمّه
Honor your friend by refraining from asking
about him, and safeguard his honor;
فلربماfor perhaps استخبرتyou sought information عنabout
فلربما استخبرت عن
هhim (pronoun suffix) عَدُوَّهُhis enemy فسمعتَand so you heard ذَمّهdisparagement of him
ه عَدُوَّهُ فسمعتَ ذَمّه
for you may have sought information about
him from his enemy, and heard him disparaged.
Sol 6.1