Wa aqsamoo billaahi jahda aymaanihim la'in jaaa'ahum nazeerul layakoonunna ahdaa min ihdal umami falam maa jaaa'ahum nazeerum maa zaadahum illaa nufooraa
Swearing by Allah their strongest oaths they claimed that if a warner came to them they would be better-guided than any other people. But when a warner did come to them, his coming only increased their aversion (to the Truth).