2 verses have
yatazakkaroon
in Edition English Transliteration / Al-Qasas (The Stories)

28:46Wa maa kunta bijaanibit Toori iz naadainaa wa laakir rahmatam mir Rabbika litunzira qawmam maaa ataahum min nazeerim min qablika la'allahum yatazakkaroon

28:51Wa laqad wassalnaa lahumul qawla la'allahum yatazakkaroon