Strong H8104J שָׁמַר shâmar · to keep: careful

Numbers

1. Numbers 23:12
   And he answered and said, Must I not take heed to speak that which the Lord hath put in my mouth?
2. Numbers 28:2
   Command the children of Israel, and say unto them, My offering, and my bread for my sacrifices made by fire, for a sweet savour unto me, shall ye observe to offer unto me in their due season.