Strong H8104J שָׁמַר shâmar · to keep: careful

Jeremiah

1. Jeremiah 9:4
   Take ye heed every one of his neighbour, and trust ye not in any brother: for every brother will utterly supplant, and every neighbour will walk with slanders.
2. Jeremiah 17:21
   Thus saith the Lord; Take heed to yourselves, and bear no burden on the sabbath day, nor bring it in by the gates of Jerusalem;