1 Chronicles 16:15

Overview - 1 Chronicles 16
David's festival sacrifice.
He orders a choir to sing thanksgiving.
The psalm of thanksgiving.
37 He appoints ministers, porters, priests, and musicians, to attend continually on the ark.
Treasury of Scripture Knowledge

1 Chronicles 16:15  (King James Version)
Be ye mindful always of his covenant; the word which he commanded to a thousand generations;

ye mindful
Psalms 25:10 ; 44:17 105:8 Malachi 4:4

a thousand
Deuteronomy 7:9