﴿ فَأَقِمْ وَجْهَكَ لِلدِّينِ ٱلْقَيِّمِ مِن قَبْلِ أَن يَأْتِىَ يَوْمٌۭ لَّا مَرَدَّ لَهُۥ مِنَ ٱللَّهِ ۖ يَوْمَئِذٍۢ يَصَّدَّعُونَ ﴾

“Set, then, thy face steadfastly towards the one ever-true faith, ere there come from God a Day [of reckoning - the Day] which cannot be averted. On that Day all will be sundered:”

Please check ayah 30:45 for complete tafsir.