There are so many instructions given by Allah in Quran and we must have to obey them if we will obey them then indeed we are successful in this world and hereafter. Few of the instructions are,
01. Don't be rude in conversation. (3: 159)
02. Control your anger. (3: 134).
03. Get along well with others. (4:36)
04. Don't be arrogant. (7:13)
05. Forgive others for their mistakes. (7: 199)
06. Talk to people calmly and calmly. (20 : 44)
07. Do not speak loudly. (31 : 19)
08. Do not ridicule others. (49:11)
09. Treat your parents responsibly. (17:23)
10. Don't say disrespectful words to your parents. (17:23)
11. Do not enter your parents' bedroom without permission. (24:58)
12. When you take out a loan, write it down. (2 :282)
13. Do not blindly follow anyone. (2: 170)
14. Extend the repayment time to the borrower in difficult situations. (2 : 280)
15. Never engage in interest. (2 : 275)
16. Never get involved in bribery. (2:188)
17. Don't break promises. (2: 177)
18. Trust (2 : 263)
19. Do not mix truth with falsehood. (2:42)
20. Judge with justice. (4:58)
21. Stand firm for justice. (4: 135)
22. Distribute the wealth of the deceased among their family members. (4:07)
23. Realize women's right to inherit. (4:07)
24. Do not consume the property of orphans. (4.10)
25. Protect orphans. (2: 220)
26. Do not consume other people's wealth unjustly. (4:29)
27. Try to settle disputes between people. (49:09)
28. Avoid doubt. (49 : 12)
29. Do not spy, do not spread slander. (49 : 12)
30. Judge according to the law of lord (Allah). (5:45)
31. Spend resources on charity. (57:08)
32. Feed the poor. (107 :03)
33. Show the needy the way to make up for the lack. (2 : 273)
34. Don't waste. (17:29)
35. Don't ruin the donation with a peg. (2 : 264)
36. Respect the guest. (51 : 26)
37. Only act on your own and then order others to act on the matter. (2:44)
38. Do not abuse anyone. (2 : 60)
39. Do not stop people from going to the mosque. (2 : 144)
40. Fight only those who fight you (2 : 190)
41. Follow the etiquette of war. (2 :191)
42. Don't be a warrior. (8:15)
43. Do not go too far with religion. (2: 256)
44. Belief in all the prophets. (2: 285)
45. Do not have sexual intercourse during menstruation. (2 : 222)
46. Breastfeed your baby for a full two years. (2 :233)
47. Do not have sex in an unauthorized way. (17:32)
48. Assign leadership responsibilities according to merit. (2 : 247)
49. Do not overburden anyone. (2:286)
50. Don't provoke division. (3: 103)
51. Think deeply about the wonders and creation of the universe (3: 195).
52. Men and women will receive equal rewards according to Amal; So follow. (3: 195)
53. Do not marry 'mahram' relatives. (4:23)
54. Protect women as men. (4:34)
55. Don't be stingy. (4:37)
56. Do not harbor envy in your heart. (4:54)
57. Don't kill each other. (4 : 92)
58. Do not advocate for fraud. (4: 105)
59. Do not cooperate in sinful deeds and aggression. (5:02)
60. Collaborate on honest work. (5:02)
61. Don't take anything for granted when you get a majority. (6: 116)
62. Do justice. (5:08)
63. Give exemplary punishment to the offender. (5:38)
64. Fight against sin and lawlessness (5:63)
65. Stay away from eating dead animals, blood, pork. (5:03)
66. Avoid drugs and alcohol (5:90)
67. Don't gamble. (5:90)
68. Do not insult the gods of other religions. (6: 106)
69. Do not overpay for the purpose of deceiving the buyer. (6: 152)
70. Eat and drink; But do not waste. (7:31)
71. Wear good clothes during prayers. (07:31)
72. Protect the asylum seeker, cooperate. (9:06)
73. Hold on to purity. (9 : 108)
74. Never give up hope of Allah mercy. (12 :87)
75. If you make a mistake unknowingly, expect Allah forgiveness. (16: 119)
76. Call people to the path of Allah with wisdom and goodness. (16: 125)
77. No one has to bear the burden of another's sin, believe me. (17:15)
78. Don’t kill your kids for fear of poverty. (17:31)
79. Don't go after anything that you don't know about. (17:36)
80. Stay away from useless work. (23:03)
81. Do not enter another's house without permission. (24 : 27)
82. Believe that Allah will provide security for those who firmly believe in Him. (24:55)
83. Move gently on the ground. (25: 63)
84. Do not neglect your part in the world. (28: 77)
85. Do not call on any other god besides Allah. (28: 88)
86. Do not engage in heinous acts of homosexuality. (29 : 29)
87. Order good deeds, forbid evil deeds. (31: 17)
88. Do not walk proudly on the ground. (31: 18)
89. Women should not show off their extravagant attire. (33 :33)
90. Allah forgives all sins and has faith. (39 : 53)
91. Do not despair of Allah's mercy. (39 :53)
92. Resist evil with good. (41 : 34)
93. Make decisions through mutual consultation. (42:13)
94. Fight to be the best person. (49 : 13)
95. Don't be a monk. (57 :27)
96. Engage in the search for knowledge. (58 :11)