In Matthew 24:42, the unknowable day drives the command to stay watchful—the practical response to that ignorance.

In Matthew 25:13, Jesus repeats the same warning: you do not know the day or hour, reinforcing the call to watch.

In Zechariah 14:7, the day of the Lord is described as known only to God — echoing the exclusive divine knowledge in Matthew 24:36.

In Mark 13:32, the parallel account adds that even the Son does not know the hour — only the Father.

In Acts 1:7, Jesus tells disciples it is not for them to know times or seasons — same theme of hidden timing.

In Revelation 3:3, Jesus warns He will come like a thief and you will not know the hour — direct parallel to the unknown day.

In Revelation 16:15, Jesus says He comes as a thief — blessed are those who watch, echoing the need for vigilance.

In 1 Thessalonians 5:2, the day of the Lord comes like a thief — emphasizing unexpectedness, not explicit unknown day.

In 2 Thessalonians 1:10, that same day is revealed as Christ's glorious coming among His saints — adding the purpose of the unknown day.

In 2 Timothy 4:8, 'that day' is when the crown of righteousness is awarded to those who love Christ's appearing — linking reward to the unknown day.

In 2 Peter 3:10, the day of the Lord comes as a thief — sudden and surprising, aligning with the unknown hour.