Mark 13:35

watch ye therefore (for you don't know when the master of the house will return; whether at evening, or at midnight, or at the cock-crowing, or in the morning)

Matthew 24:42

watch therefore, for ye know not at what hour your Lord shall come.

Matthew 24:44

therefore be ye also prepar'd: for the son of man may come at an hour you least expect.

Mark 6:48

perceived his disciples had much ado to bear up against the wind, which was contrary; about the fourth watch of the night, he came up, and would have pass'd by them.

Mark 13:33

be circumspect, be vigilant, and devout: because you are uncertain when that time will be.

Mark 14:30

Jesus said to him, verily I tell thee, to-day, even this night, before the cock crow twice, you will renounce me thrice.

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