'Keep' in the Bible

I testify before God and Christ Jesus and the elect angels, that thou keep these things without prejudice, doing nothing by favour.

Lay hands quickly on no man, nor partake in others' sins. Keep thyself pure.

that thou keep the commandment spotless, irreproachable, until the appearing of our Lord Jesus Christ;

O Timotheus, keep the entrusted deposit, avoiding profane, vain babblings, and oppositions of false-named knowledge,