Here Allah consoles His Prophet Muhammad ﷺ for the disbelief of those among his people who opposed him.
وَإِن يُكَذِّبُوكَ فَقَدْ كَذَّبَتْ قَبْلَهُمْ قَوْمُ نُوحٍ
(And if they deny you, so did deny before them the people of Nuh) until His saying,
وَكُذِّبَ مُوسَى
(and denied was Musa.) means, despite all the clear signs and evidence that they brought.
فَأمْلَيْتُ لِلْكَـفِرِينَ
(But I granted respite to the disbelievers for a while,) means, `I delayed and postponed.'
ثُمَّ أَخَذْتُهُمْ فَكَيْفَ كَانَ نَكِيرِ
(then I seized them, and how (terrible) was My punishment!) means, `how great was My vengeance against them and My punishment of them!' In the Two Sahihs it is reported from Abu Musa that the Prophet said:
Continue reading the tafsir of ayahs 47–48 How the Day of Resurrection will be equal to one thousand years by our reckoning
In this verseإِنَّ يَوْمًا عِندَ رَبِّكَ كَأَلْفِ سَنَةٍ (22:47) means that one day with your Lord is like one thousand years of what you count. This verse can be interpreted in two ways. The first meaning is that the verse refers to the Day of Resurrection and the events which will take place on that day will be so horrifying and of such extreme severity that the day will appear never to end, as if it was equal to one thousand years according to our reckoning. Many commentators have interpreted this verse accordingly.
Continue reading the tafsir of ayahs 47–51 In this world, if an individual or a community rebels against God, God catches hold of that individual or community. But God does not make haste to do so. Man may lose patience in a day, but God does not become impatient even for a thousand years. God may observe disobedience among people, yet gives them ample opportunity to reform themselves, if they are so inclined. God catches hold of wrongdoers only when they have finally proved that they are guilty and incorrigible. God treated people in this manner in the past and people of the future will also be treated according to His immutable method.
Uthmani text of the Madinah mushaf (King Fahd Complex). Translation: Saheeh International. Tafsir via Quran.com.