Kammala jumla mai zuwa: Bayan Yazid ya mutu a tsakiyar yakin basasa, Zufar ya goyi bayan yunƙurin Abd Allah ibn al-Zubayr don kwace khalifanci daga Umayyads, ya kori gwamnan Umayyad na Jund Qinnasrin kuma ya aika da sojojin Qaysi don tallafawa gwamnan Zubayrid na Damascus al-Dahhak ibn Qays al-Fihri. An kashe na biyun kuma Qays sun murkushe Umayyads da abokansu na kabilanci daga Banu Kalb, abokan hamayyar Qays, a
Yaƙin Marj Rahit a cikin 684. Bayan haka, Zufar ya kafa hedikwata a garin Jaziran na Qarqisiya (Circesium) kuma ya jagoranci kabilun Qays a kan Kalb, ya kaddamar da hare-hare da yawa a kan Kalb a cikin hamadar Siriya. Daga 688 zuwa 689, ya shiga cikin rikici tare da kabilar Taghlib don tallafawa abokin kawancensa na Qaysi Umayr ibn al-Hubab na Banu Sulaym, duk da kokarin da suka yi na gyara rikicin su. Bayan tsayayya da hare-hare uku daga 685 zuwa 691, Zufar ya yi sulhu da Halifa Umayyad Abd al-Malik (), ya watsar da dalilin Ibn al-Zubayr don musayar gata a kotun Umayyad da sojojin, da kuma gafara da tsabar kudi ga magoya bayansa na Qaysi waɗanda aka haɗa su cikin sojoji. An rufe zaman lafiya ta hanyar auren 'yar Zufar al-Rabab ga dan kalifa Maslama. A karkashin magajin Abd al-Malik, dangin Zufar sun gaji babban mukaminsa da martabarsa a cikin gwamnatin Umayyad da kuma fifikonsa a tsakanin Qays. A shekara ta 750 jikansa Abu al-Ward ya jagoranci tawayen Qaysi da ba a yi nasara ba a kan magajin Umayyads, Abbasids, wanda aka kashe shi da wasu 'yan uwa da yawa.