Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX2012

Psalms 101:13

You shall arise, and have mercy upon Sion: for [it is] time to have mercy upon her, for the set time is come.

Parallel Translations

LXXView canonical →
But thou, Lord, endurest for ever, and thy memorial to generation and generation.
Brenton's Septuagint Translation