I just transferred my wife's visa last week, below are the steps i did. .

1. First fill up sponsorship transfer form (go to any arabic typist)
2. Attached the following documents.

a. NOC from your sponsor
b. copy of your sponsor's CR and computer no.
c. Marriage certificate copy (attested)
d. your passport copy and visa copy
e. your husband's QID copy

3. Your sponsor and your husband should sign the sponsorship transfer form. After that your sponsor should bring this to Immigration for verification and stamping and then your husband should bring it again to immigration for verification and stamping after that it could be submitted already and attached the following:

a. your husband's educational certificate copy (attested)
b. Salary certificate & NOC from your husband's sponsor.
c. your husband's labor contract attested by ministry of labor.
d. bank statement for 6 months.
e. rental agreement with electricity bill copy.

Note: salary requirement is 10,000 QR.

you will know result after one week.