'Carefully' in the Bible

Only if thou carefully hearken unto the voice of the LORD thy God, to observe to do all these commandments which I command thee this day.

For the inhabitant of Maroth waited carefully for good: but evil came down from the LORD unto the gate of Jerusalem.

I sent him therefore the more carefully, that, when ye see him again, ye may rejoice, and that I may be the less sorrowful.

For ye know how that afterward, when he would have inherited the blessing, he was rejected: for he found no place of repentance, though he sought it carefully with tears.