Psalm 95:7–8
7 For he is our God,
and we are the people of his pasture,
and the sheep of his hand.
xToday, if you hear his voice,
8 do not harden your hearts, yas at Meribah,
as on the day at Massah in the wilderness,
Hebrews 3:13
13 But rexhort one another every day, as long as it is called “today,” that none of you may be hardened by the deceitfulness of sin.
Hebrews 4:7
7 again he appoints a certain day, “Today,” saying through David so long afterward, in the words already quoted,
b“Today, if you hear his voice,
do not harden your hearts.”