vigilant
3 occurrences across the corpus
King James Version
1 Timothy 3:2
A bishop then must be blameless, the husband of one wife, vigilant, sober, of good behaviour, given to hospitality, apt to teach;
1 Peter 5:8
Be sober, be vigilant; because your adversary the devil, as a roaring lion, walketh about, seeking whom he may devour:
OT Pseudepigrapha
Odes of Solomon 3:13
Be wise and understanding and vigilant. Hallelujah.