Ruth 3:18

Then she said, Sit still, my daughter, until thou know how the matter will fall, for the man will not rest until he has finished the thing this day.

Psalm 37:3-5

Trust in LORD, and do good. Dwell in the land, and feed on [his] faithfulness.

Therefore thus says lord LORD, Behold, I lay in Zion for a foundation, a stone, a tried stone, a precious corner-[stone], a sure foundation. He who believes {in him shall, no, not be shamed (LXX/NT)}.

Isaiah 30:7

For Egypt helps in vain, and to no purpose. Therefore I have called her Rahab who sits still.

Treasury of Scripture Knowledge

Summary

Ruth 3:18

Then said she, Sit still, my daughter, until thou know how the matter will fall: for the man will not be in rest, until he have finished the thing this day.