10371. 'The covenant of an age' means being joined to the Lord to eternity. This is clear from the meaning of 'a covenant' as a joining together, dealt with in 665, 666, 1023, 1038, 1864, 1996, 2003, 2021, 6804, 8767, 8778, 9396, 9416; and from the meaning of 'age' as eternity, dealt with in 10248.