Luke 20:36 New English Translation

³⁶In fact, they can no longer die, because they are equal to angels^[a] and are sons of God, since they are^[b] sons^[c] of the resurrection.

Luke 20:36 sn Angels do not die, nor do they eat according to Jewish tradition (1 En. 15:6; 51:4; Wis 5:5; 2 Bar. 51:10; 1QH 3.21-23).
Luke 20:36 tn Grk “sons of God, being.” The participle ὄντες (ontes) has been translated as a causal adverbial participle here.
Luke 20:36 tn Or “people.” The noun υἱός (huios) followed by the genitive of class or kind (“sons of…”) denotes a person of a class or kind, specified by the following genitive construction. This Semitic idiom is frequent in the NT (L&N 9.4).

New English Translation (NET)