'Alert' in the Bible

Therefore be on the alert, because you do not know what day your Lord is coming!

Therefore be on the alert, because you do not know the day or the hour!

Watch out! Be alert, because you do not know when the time is!

It is like a man away on a journey, who left his house and gave his slaves authority--to each one his work--and to the doorkeeper he gave orders that he should be on the alert.

Therefore be on the alert, for you do not know when the master of the house is coming--whether in the evening, or at midnight, or when the rooster crows, or early in the morning--

And what I say to you, I say to everyone: Be on the alert!"

Blessed [are] those slaves whom the master will find on the alert [when he] returns! Truly I say to you that he will dress himself for service and have them recline at the table and will come by [and] serve them.

But be alert at all times, praying that you may have strength to escape all these [things] [that] are going to happen, and to stand before the Son of Man."

Therefore be on the alert, remembering that night and day [for] three years I did not stop warning each one [of you] with tears.

Be on the alert, stand firm in the faith, act courageously, be strong.

with all prayer and supplication praying at all times in the Spirit, and to this [end] being alert with all perseverance and supplication for all the saints,

Be devoted to prayer, keeping alert in it with thanksgiving,

So then, we must not sleep like the rest, but must be on the alert and be self-controlled.

Be sober; be on the alert. Your adversary the devil walks around like a roaring lion, looking for someone to devour.

Be on the alert and strengthen the remaining [things] that are about to die, for I have not found your works completed before my God.

Therefore remember how you have received and heard, and observe [it], and repent. If therefore you are not on the alert, I will come like a thief, and you will never know [at] what hour I will come against you.

(Behold, I am coming like a thief. Blessed [is] the one who is on the alert and who keeps his clothing, so that he does not walk around naked and they see his shamefulness!)