should keep the # 13_1CH_23_32 # And that they should keep the charge of the tabernacle of the congregation, and the charge of the holy [place], and the charge of the sons of Aaron their brethren, in the service of the house of the LORD. 
should keep the # 17_EST_09_21 # To stablish [this] among them, that they should keep the fourteenth day of the month Adar, and the fifteenth day of the same, yearly, 
should keep the # 04_NUM_09_04 # And Moses spake unto the children of Israel, that they should keep the passover.