In case of aligning identity columns, run this on the source:
SELECT IDENT_SEED(TABLE_SCHEMA+'.'+TABLE_NAME) AS Seed,
IDENT_INCR(TABLE_SCHEMA+'.'+TABLE_NAME) AS Increment,
IDENT_CURRENT(TABLE_SCHEMA+'.'+TABLE_NAME) AS Current_Identity,
TABLE_SCHEMA+'.'+TABLE_NAME as table_name,
'DBCC CHECKIDENT('''+TABLE_SCHEMA+'.'+TABLE_NAME+''', RESEED,
'+CAST(IDENT_CURRENT(TABLE_SCHEMA+'.'+TABLE_NAME) +1 AS VARCHAR(10))+')' as Command
FROM
INFORMATION_SCHEMA.TABLES
WHERE
OBJECTPROPERTY(OBJECT_ID(TABLE_SCHEMA+'.'+TABLE_NAME),
'TableHasIdentity') = 1
AND TABLE_TYPE = 'BASE TABLE'
AND TABLE_NAME not like 'Mspeer%'
AND TABLE_NAME not in ('sysarticles','syspublications')
ORDER BY TABLE_SCHEMA, TABLE_NAME
The code to run on the replica is in a column

In case of aligning identity columns, run this on the source:

 SELECT IDENT_SEED(TABLE_SCHEMA+'.'+TABLE_NAME) AS Seed, IDENT_INCR(TABLE_SCHEMA+'.'+TABLE_NAME) AS Increment, IDENT_CURRENT(TABLE_SCHEMA+'.'+TABLE_NAME) AS Current_Identity, TABLE_SCHEMA+'.'+TABLE_NAME as table_name, 'DBCC CHECKIDENT('''+TABLE_SCHEMA+'.'+TABLE_NAME+''', RESEED,'+CAST(IDENT_CURRENT(TABLE_SCHEMA+'.'+TABLE_NAME) +1 AS VARCHAR(10))+')' as Command FROM INFORMATION_SCHEMA.TABLES WHERE OBJECTPROPERTY(OBJECT_ID(TABLE_SCHEMA+'.'+TABLE_NAME),'TableHasIdentity') = 1 AND TABLE_TYPE = 'BASE TABLE' AND TABLE_NAME not like 'Mspeer%' AND TABLE_NAME not in ('sysarticles','syspublications') ORDER BY TABLE_SCHEMA, TABLE_NAME 

The code to run on the replica is in a column