Joel 2:12

“Yet even now,” declares the Lord,
Return to Me with all your heart,
And with fasting, weeping and mourning;

Jeremiah 4:1

“If you will return, O Israel,” declares the Lord,
“Then you should return to Me.
And if you will put away your detested things from My presence,
And will not waver,

Hosea 12:6

Therefore, return to your God,
Observe kindness and justice,
And wait for your God continually.

Deuteronomy 4:29-30

But from there you will seek the Lord your God, and you will find Him if you search for Him with all your heart and all your soul.

1 Samuel 7:3

Then Samuel spoke to all the house of Israel, saying, “If you return to the Lord with all your heart, remove the foreign gods and the Ashtaroth from among you and direct your hearts to the Lord and serve Him alone; and He will deliver you from the hand of the Philistines.”

1 Samuel 7:6

They gathered to Mizpah, and drew water and poured it out before the Lord, and fasted on that day and said there, “We have sinned against the Lord.” And Samuel judged the sons of Israel at Mizpah.

Judges 20:26

Then all the sons of Israel and all the people went up and came to Bethel and wept; thus they remained there before the Lord and fasted that day until evening. And they offered burnt offerings and peace offerings before the Lord.

1 Kings 8:47-49

if they take thought in the land where they have been taken captive, and repent and make supplication to You in the land of those who have taken them captive, saying, ‘We have sinned and have committed iniquity, we have acted wickedly’;

2 Chronicles 6:38-39

if they return to You with all their heart and with all their soul in the land of their captivity, where they have been taken captive, and pray toward their land which You have given to their fathers and the city which You have chosen, and toward the house which I have built for Your name,

2 Chronicles 7:13-14

If I shut up the heavens so that there is no rain, or if I command the locust to devour the land, or if I send pestilence among My people,

2 Chronicles 20:3-4

Jehoshaphat was afraid and turned his attention to seek the Lord, and proclaimed a fast throughout all Judah.

Nehemiah 9:1-2

Now on the twenty-fourth day of this month the sons of Israel assembled with fasting, in sackcloth and with dirt upon them.

Isaiah 22:12

Therefore in that day the Lord God of hosts called you to weeping, to wailing,
To shaving the head and to wearing sackcloth.

Isaiah 55:6-7

Seek the Lord while He may be found;
Call upon Him while He is near.

Jeremiah 29:12-13

Then you will call upon Me and come and pray to Me, and I will listen to you.

Lamentations 3:40-41

Let us examine and probe our ways,
And let us return to the Lord.

Hosea 6:1

Come, let us return to the Lord.
For He has torn us, but He will heal us;
He has wounded us, but He will bandage us.

Hosea 14:1

Return, O Israel, to the Lord your God,
For you have stumbled because of your iniquity.

Jonah 3:5-8

Then the people of Nineveh believed in God; and they called a fast and put on sackcloth from the greatest to the least of them.

Zechariah 1:3-4

Therefore say to them, ‘Thus says the Lord of hosts, “Return to Me,” declares the Lord of hosts, “that I may return to you,” says the Lord of hosts.

Zechariah 7:3

speaking to the priests who belong to the house of the Lord of hosts, and to the prophets, saying, “Shall I weep in the fifth month and abstain, as I have done these many years?”

Zechariah 7:5

“Say to all the people of the land and to the priests, ‘When you fasted and mourned in the fifth and seventh months these seventy years, was it actually for Me that you fasted?

Zechariah 12:10-14

“I will pour out on the house of David and on the inhabitants of Jerusalem, the Spirit of grace and of supplication, so that they will look on Me whom they have pierced; and they will mourn for Him, as one mourns for an only son, and they will weep bitterly over Him like the bitter weeping over a firstborn.

Acts 26:20

but kept declaring both to those of Damascus first, and also at Jerusalem and then throughout all the region of Judea, and even to the Gentiles, that they should repent and turn to God, performing deeds appropriate to repentance.

James 4:8-9

Draw near to God and He will draw near to you. Cleanse your hands, you sinners; and purify your hearts, you double-minded.

Treasury of Scripture Knowledge

Summary

Therefore also now, saith the LORD, turn ye even to me with all your heart, and with fasting, and with weeping, and with mourning:

Bible References

With fasting

Judges 20:26
Then all the sons of Israel and all the people went up and came to Bethel and wept; thus they remained there before the Lord and fasted that day until evening. And they offered burnt offerings and peace offerings before the Lord.
1 Samuel 7:6
They gathered to Mizpah, and drew water and poured it out before the Lord, and fasted on that day and said there, “We have sinned against the Lord.” And Samuel judged the sons of Israel at Mizpah.
2 Chronicles 20:3
Jehoshaphat was afraid and turned his attention to seek the Lord, and proclaimed a fast throughout all Judah.
Nehemiah 9:1
Now on the twenty-fourth day of this month the sons of Israel assembled with fasting, in sackcloth and with dirt upon them.
Isaiah 22:12
Therefore in that day the Lord God of hosts called you to weeping, to wailing,
To shaving the head and to wearing sackcloth.
Jonah 3:5
Then the people of Nineveh believed in God; and they called a fast and put on sackcloth from the greatest to the least of them.
Zechariah 7:3
speaking to the priests who belong to the house of the Lord of hosts, and to the prophets, saying, “Shall I weep in the fifth month and abstain, as I have done these many years?”
Zechariah 12:10
“I will pour out on the house of David and on the inhabitants of Jerusalem, the Spirit of grace and of supplication, so that they will look on Me whom they have pierced; and they will mourn for Him, as one mourns for an only son, and they will weep bitterly over Him like the bitter weeping over a firstborn.
James 4:8
Draw near to God and He will draw near to you. Cleanse your hands, you sinners; and purify your hearts, you double-minded.