Ishraaq, Chaasht and Awwaabeen

Q:

1. I wanted to ask you that if salat al tasbeeh was proven in hadith or not?

2. Is salat al ishraq valid even if one sleeps in between fajr and salat al ishraq?

3. And how many rakats should be offered?

Q: I would like to know what are the virtues, times and rakaats for salaatul ishraaq and chaasht?

Q: What is the soonest time one can read ishraaq after sunrise?

Q: How does one perform the awwaabeen salaah and what is the virtue of it?

Q: On Eid day can Ishraaq Salaah be performed or no Salaah can be performed before and after the Eid Salaah?

Q: Is it permissible to read 1 x 4 rakaat salaah for ishraaq instead of 2 x 2 rakaats salaah. Similarly with awwaabeen etc?

Q: A person read in his Awwabeen Salaah a portion of his qiraat alound and a portion softly. Is his Salaah valid? If valid, is sajda-e-sahw waajib upon him?

Q: Is ishraaq and chaast salaah the same or we should read both because I am regularly reading ishraaq but chast I read some times. Someone said it is the same, if you read it in the early morning it is ishraaq and if you read it later than it is called chasit. Please explain.

Q:

1. What time is best to read chaasht Salah 10 or 11 o clock and also what time does it start?
2. If we read chaasht does it give barakah in food, if yes whats the daleel.
3. Did the prophet read Ishraaq and chaasht? I heard to read 2 rakah ishraq, Allah gives you the reward of umrah. Whats the daleel?

Q: Can we read salaatul chaast at the time of ishraaq?