Arrogance and stubbornness in rejecting truth

لَقَدْ وُعِدْنَا هَـٰذَا نَحْنُ وَءَابَآؤُنَا مِن قَبْلُ إِنْ هَـٰذَآ إِلَّآ أَسَـٰطِيرُ ٱلْأَوَّلِينَ

We have been promised this, we and our forefathers, before. This is not but legends of the former peoples."