en_tn_condensed/1ch/26/17.md

six Levites

"6 Levites" (See: rc://en/ta/man/translate/translate-numbers)

the east ... the north ... the south

These phrases refer to the gates. Alternate translation: "the east gate ... the north gate ... the south gate" (See: rc://en/ta/man/translate/figs-ellipsis)

four a day

This refers to the number of men on guard duty. Alternate translation: "four men each day" or "four Levites each day" (See: rc://en/ta/man/translate/figs-ellipsis)

two pairs

"2 pairs of men" or "2 sets of 2 men each"