sons of Uzziel. Izhar and Hebron. The older uncles were passed over because of their probable sympathy with their nephews Nadab and Abihu (Num_16:5, Num_16:7, Num_16:8).
out = to without. Burials took place in the open fields. Compare Gen_23:9, Gen_23:17. Mat_27:52, Mat_27:53. Luk_7:12.