Answer
$(NH_{4})_{2}S (aq) + Pb(NO_{3})_{2} (aq) → 2 NH_{4}NO_{3} (aq) + PbS (s) $
Work Step by Step
Aqueous ammonium sulfide reacts with aqueous lead nitrate, and a double displacement reaction occurs to form ammonium nitrate (aqueous) and lead sulfide (solid).