16. thou . . . father--of Israel, by right not merely of creation,
but also of electing adoption
(Isa 64:8;
De 32:6;
1Ch 29:10).
though Abraham . . . Israel--It had been the besetting temptation of
the Jews to rest on the mere privilege of their descent from faithful
Abraham and Jacob
(Mt 3:9;
Joh 8:39; 4:12);
now at last they renounce this, to trust in God alone as their Father,
notwithstanding all appearances to the contrary. Even though Abraham,
our earthly father, on whom we have prided ourselves, disown us,
Thou wilt not
(Isa 49:15;
Ps 27:10).
Isaac is not mentioned, because not all his posterity was
admitted to the covenant, whereas all Jacob's was; Abraham is specified
because he was the first father of the Jewish race.
everlasting--an argument why He should help them, namely, because of
His everlasting immutability.
JFB.
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